Wolkenstudies (cloud study) by Joseph August Knip (1777–1847). Original from The Rijksmuseum. Digitally enhanced by…Free from public domain license
Bomen in de omgeving van Subiaco (trees in the Subiaco area) by Joseph August Knip (1777–1847). Original from The…Free from public domain license
Decorative Paper from page 2 of Ithaka... Mit 5 Aquarellfarbendrucken... nach Originalen von L. H. Fischer (1887). Original…Free from public domain license
Decorative Paper from page 5 of The Works of Mr. Alexander Pope. 2 vol. (1717). Original from British Library. Digitally…Free from public domain license
A Part of an Aqueduct in Rome (ca. 1809–1812) by Joseph August Knip. Original from The Rijksmuseum. Digitally enhanced…Free from public domain license
Decorative Paper from page 337 of Jezebel's Daughter (1880). Original from British Library. Digitally enhanced by rawpixel.Free from public domain license
Seringapatam A Hollyhock (Alcea Rosea) (1815) Image from The Botanical Magazine or Flower Garden Displayed by Francis Sansom.…Free from public domain license
Decorative Paper from page 49 of Four Picturesque Views in North Wales, engraved in aquatinta by Alken, from drawings made on…Free from public domain license
Decorative Paper from page 5 of Narrative of a Journey through the Upper Provinces of India... Third edition (1828). Original…Free from public domain license
Floral Wreath from Maria met Christuskind (1796) by Cornelis Ploos van Amstel. Original from The Rijksmuseum. Digitally…Free from public domain license
Decorative Paper from page 60 of Rym Journaal der ontmoetingen van alle het scheepsvolk... (1784). Original from British…Free from public domain license
Fruit Arrangement: Peaches and Plums on a Slab of Marble (1742) by Georg Dionysius Ehret. Original from The Cleveland Museum…Free from public domain license
Floral Designs with a Blue Bird (ca. 1773) by Giacomo Cavenezia. Original from Original from The Cleveland Museum of Art.…Free from public domain license
Studie van bladeren (study of leaves) by Joseph August Knip (1777–1847). Original from The Rijksmuseum. Digitally…Free from public domain license
Boven- en onderaanzicht van een vlinder by Georgius Jacobus Johannes van Os (1782–1861). Original from The Rijksmuseum.…Free from public domain license
Floral Designs with Birds and Griffon (1784) by Giacomo Cavenezia. Original from Original from The Cleveland Museum of Art.…Free from public domain license
Cherub from Putto met een schild met het wapen van Witsen (1765) by Cornelis Ploos van Amstel. Original from The Rijksmuseum.…Free from public domain license
Floral Designs with Two Birds (1774) by Giacomo Cavenezia. Original from Original from The Cleveland Museum of Art. Digitally…Free from public domain license
Still Life with Flowers in a Greek Vase: Allegory of Spring (1817) by Georgius Jacobus Johannes van Os. Original from The…Free from public domain license
Dessert Fruit: Apricots, White Cherries, Black Cherries, White, Black and Red Currants, Melon, Strawberries, Raspberries…Free from public domain license
Stilleven met druiven en een peer by Georgius Jacobus Johannes van Os (1782–1861). Original from The Rijksmuseum.…Free from public domain license
Trochilidae–Kolibris from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress. Digitally…Free from public domain license
Ascidiae–Seescheiden from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress. Digitally…Free from public domain license
Leaping Brook Trout chromolithograph (1874) by Samuel Kilbourne. Original from Museum of New Zealand. Digitally enhanced by…Free from public domain license
Cranes from Momoyogusa–Flowers of a Hundred Generations (1909) by Kamisaka Sekka. Original from the The New York Public…Free from public domain license
Insects and Flowers (Qing dynasty ca. 1644–1911) by Ju Lian. Original from The Getty. Digitally enhanced by rawpixel. Free from public domain license
Star-glory Morning–glory (1827) by Pierre-Joseph Redouté and Henry Joseph Redouté. Original from The…Free from public domain license
Cerfs et arbres, papier peint. Écureuil oiseaux et sorbier, bordure from L'animal dans la décoration (1897)…Free from public domain license
Orchideae–Denusblumen / A. Giltsch, gem from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of…Free from public domain license
Red Drum chromolithograph (1878) by Samuel Kilbourne. Original from Museum of New Zealand. Digitally enhanced by rawpixel.Free from public domain license
Lemons (Citrus Limon) (1908) by Ellen Isham Schutt. Original from U.S. Department of Agriculture Pomological Watercolor…Free from public domain license
Mäda Primavesi (ca. 1912–1913) by Gustav Klimt. Original from The MET Museum. Digitally enhanced by rawpixel.Free from public domain license
Mount Fuji from Momoyogusa–Flowers of a Hundred Generations (1909) by Kamisaka Sekka. Original from the The New York…Free from public domain license
Card Depicting Flowers in Blue Background (1865–1899) by L. Prang & Co. Original from The New York Public Library.…Free from public domain license
Siphonophorae–Staatsquallen from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.…Free from public domain license
Bael (Aegle Marmelos) (1909) by Ellen Isham Schutt. Original from U.S. Department of Agriculture Pomological Watercolor…Free from public domain license
Scarlet Ibis with an Egg (1699–1700) by Maria Sibylla Merian. Original from The Rijksmuseum. Digitally enhanced by…Free from public domain license
Nova totius terrarum orbis geographica ac hydrographica tabula (1635–1649) by Jan Aertse van den Ende. Original from…Free from public domain license
Delicious orange tangerine illustration. Digitally enhanced illustration from U.S. Department of Agriculture Pomological…Free from public domain license
Leptomedusae–Faltenquallen from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.…Free from public domain license
Deer from Momoyogusa–Flowers of a Hundred Generations (1909) by Kamisaka Sekka. Original from the The New York Public…Free from public domain license
Avocados (Persea) (1937) by anonymous. Original from U.S. Department of Agriculture Pomological Watercolor Collection. Rare…Free from public domain license
Camellia: No. 171 from Iconographie du Genre Camellia ou Description et Figures (1839–1843) by Lorenzo Berlèse.…Free from public domain license
A Sunday on La Grande Jatte (1884) by Georges Seurat. Original from The Art Institute of Chicago. Digitally enhanced by…Free from public domain license
Passiflore Ailee (1827) by Pierre-Joseph Redouté and Henry Joseph Redouté. Original from The Cleveland Museum…Free from public domain license
Columbine, Marigold and Pheasant's Eye from The Language of Flowers, or, Floral Emblems of Thoughts, Feelings, and Sentiments…Free from public domain license
Bowles's new pocket map of the world: laid down from the latest observations and comprehending the new discoveries to the…Free from public domain license
Gigantic Whale: The Greenland Whale (or Baloena Musculus), Blue Whale, Balaenoptera musculus (Linnaeus,1758) (1832) by George…Free from public domain license
清 佚名 台南地區荷蘭城堡 Forts Zeelandia and Provintia and the City of Tainan (ca. 1900s) by anonymous. Original from The MET Museum.…Free from public domain license
Plattegrond van Parijs (ca. 1721–1774) by Guillaume Delisle. Original from The Rijksmuseum. Digitally enhanced by…Free from public domain license
Bananas (Musa) (1904) by Ellen Isham Schutt. Original from U.S. Department of Agriculture Pomological Watercolor Collection.…Free from public domain license
Cygne sauvage from L'animal dans la décoration (1897) illustrated by Maurice Pillard Verneuil. Original from the The…Free from public domain license
Orbis terrae compendiosa descriptio : quam ex magna universali Gerardi Mercatoris Domino Richardo Gartho, geographie ac…Free from public domain license
Reproduction of the "Ladies in Blue" fresco
ca. 1525–1450 B.C. by Emile Gilliéron. Original from The MET Museum.…Free from public domain license
Discomedusae–Schweibenquallen from Kunstformen der Natur (1904) Ernst Haeckel. Original from Library of Congress.…Free from public domain license
Acrostichum Alienum from Ferns: British and Exotic (1856-1860) by Edward Joseph Lowe. Original from Biodiversity Heritage…Free from public domain license
Antilopina–Antilopen from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress. Digitally…Free from public domain license
Bacon's standard map of Europe by George Washington Bacon (1830–1922). Original from Library of Congress. Digitally…Free from public domain license
Pappagallo detto arara rossa del Brasile (Macaw) by Saverio Manetti (1723–1785). Original from The Beinecke Rare Book &…Free from public domain license
Green mountains from Momoyogusa–Flowers of a Hundred Generations (1909) by Kamisaka Sekka. Original from the The New…Free from public domain license
Four diagrams of Solar eclipses (1711) by Johannes Buno. Original from Library of Congress. Digitally enhanced by rawpixel.Free from public domain license
Stephoidea–Ringelstrahlinge from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.…Free from public domain license
Vintage persimmon twig. Original from U.S. Department of Agriculture Pomological Watercolor Collection. Rare and Special…Free from public domain license
Achillea Clypeolata (Yarrow) enlarged 15 times from Urformen der Kunst (1928) by Karl Blossfeldt. Original from The…Free Photo from public domain license
Asteridea–Seesterne from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress. Digitally…Free from public domain license
Iris Pumila from The genus Iris by William Rickatson Dykes (1877-1925). Original from The Biodiversity Heritage Library.…Free from public domain license
Models (Poseuses) (ca. 1886–1888) by Georges Seurat. Original from Barnes Foundation. Digitally enhanced by rawpixel.Free from public domain license
Orange (Citrus Sinensis) (1916) by Amanda Almira Newton. Original from U.S. Department of Agriculture Pomological Watercolor…Free from public domain license
New York City, photographed from two miles up in the air (1922) from The Lionel Pincus and Princess Firyal Map Division.…Free from public domain license
Studieblad met planten en watervogels (study sheet with plants and waterfowl) by Joseph August Knip (1777–1847).… Free from public domain license 
Wolkenstudies (cloud study) by Joseph August Knip (1777–1847). Original from The Rijksmuseum. Digitally enhanced by… Free from public domain license 
Plantae Selectae: No. 33–Magnolia by Georg Dionysius Ehret. Original from The Cleveland Museum of Art. Digitally… Free from public domain license 
Bomen in de omgeving van Subiaco (trees in the Subiaco area) by Joseph August Knip (1777–1847). Original from The… Free from public domain license 
Decorative Paper from page 2 of Ithaka... Mit 5 Aquarellfarbendrucken... nach Originalen von L. H. Fischer (1887). Original… Free from public domain license 
Decorative Paper from page 5 of The Works of Mr. Alexander Pope. 2 vol. (1717). Original from British Library. Digitally… Free from public domain license 
A Part of an Aqueduct in Rome (ca. 1809–1812) by Joseph August Knip. Original from The Rijksmuseum. Digitally enhanced… Free from public domain license 
Decorative Paper from page 337 of Jezebel's Daughter (1880). Original from British Library. Digitally enhanced by rawpixel. Free from public domain license 
Seringapatam A Hollyhock (Alcea Rosea) (1815) Image from The Botanical Magazine or Flower Garden Displayed by Francis Sansom.… Free from public domain license 
Decorative Paper from page 49 of Four Picturesque Views in North Wales, engraved in aquatinta by Alken, from drawings made on… Free from public domain license 
Decorative Paper from page 5 of Narrative of a Journey through the Upper Provinces of India... Third edition (1828). Original… Free from public domain license 
Floral Wreath from Maria met Christuskind (1796) by Cornelis Ploos van Amstel. Original from The Rijksmuseum. Digitally… Free from public domain license 
Plantae Selectae: No. 41–Plumeria by Georg Dionysius Ehret. Original from The Cleveland Museum of Art. Digitally… Free from public domain license 
Decorative Paper from page 60 of Rym Journaal der ontmoetingen van alle het scheepsvolk... (1784). Original from British… Free from public domain license 
Fruit Arrangement: Peaches and Plums on a Slab of Marble (1742) by Georg Dionysius Ehret. Original from The Cleveland Museum… Free from public domain license 
Floral Designs with a Blue Bird (ca. 1773) by Giacomo Cavenezia. Original from Original from The Cleveland Museum of Art.… Free from public domain license 
Studie van bladeren (study of leaves) by Joseph August Knip (1777–1847). Original from The Rijksmuseum. Digitally… Free from public domain license 
Boven- en onderaanzicht van een vlinder by Georgius Jacobus Johannes van Os (1782–1861). Original from The Rijksmuseum.… Free from public domain license 
Floral Designs with Birds and Griffon (1784) by Giacomo Cavenezia. Original from Original from The Cleveland Museum of Art.… Free from public domain license 
Cherub from Putto met een schild met het wapen van Witsen (1765) by Cornelis Ploos van Amstel. Original from The Rijksmuseum.… Free from public domain license 
Floral Designs with Two Birds (1774) by Giacomo Cavenezia. Original from Original from The Cleveland Museum of Art. Digitally… Free from public domain license 
Still Life with Flowers in a Greek Vase: Allegory of Spring (1817) by Georgius Jacobus Johannes van Os. Original from The… Free from public domain license 
Dessert Fruit: Apricots, White Cherries, Black Cherries, White, Black and Red Currants, Melon, Strawberries, Raspberries… Free from public domain license 
Floral Still Life (ca. 1800–1825) by Georgius Jacobus Johannes van Os. Original from The Rijksmuseum. Digitally… Free from public domain license 
Stilleven met druiven en een peer by Georgius Jacobus Johannes van Os (1782–1861). Original from The Rijksmuseum.… Free from public domain license 
Trochilidae–Kolibris from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress. Digitally… Free from public domain license 
Ascidiae–Seescheiden from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress. Digitally… Free from public domain license 
Leaping Brook Trout chromolithograph (1874) by Samuel Kilbourne. Original from Museum of New Zealand. Digitally enhanced by… Free from public domain license 
Cranes from Momoyogusa–Flowers of a Hundred Generations (1909) by Kamisaka Sekka. Original from the The New York Public… Free from public domain license 
Insects and Flowers (Qing dynasty ca. 1644–1911) by Ju Lian. Original from The Getty. Digitally enhanced by rawpixel. Free from public domain license 
Sempervivum Canariense Image from Histoire des Plantes Grasses (1799) by Pierre-Joseph Redouté. Original from… Free from public domain license 
Star-glory Morning–glory (1827) by Pierre-Joseph Redouté and Henry Joseph Redouté. Original from The… Free from public domain license 
Rozen by Margaretha Roosenboom (1853 –1896). Original from The Rijksmuseum. Digitally enhanced by rawpixel. Free from public domain license 
Cerfs et arbres, papier peint. Écureuil oiseaux et sorbier, bordure from L'animal dans la décoration (1897)… Free from public domain license 
The Kiss (1895) by Edvard Munch. Original from The MET Museum. Digitally enhanced by rawpixel. Free from public domain license 
Orchideae–Denusblumen / A. Giltsch, gem from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of… Free from public domain license 
Red Drum chromolithograph (1878) by Samuel Kilbourne. Original from Museum of New Zealand. Digitally enhanced by rawpixel. Free from public domain license 
Lemons (Citrus Limon) (1908) by Ellen Isham Schutt. Original from U.S. Department of Agriculture Pomological Watercolor… Free from public domain license 
Mäda Primavesi (ca. 1912–1913) by Gustav Klimt. Original from The MET Museum. Digitally enhanced by rawpixel. Free from public domain license 
Mount Fuji from Momoyogusa–Flowers of a Hundred Generations (1909) by Kamisaka Sekka. Original from the The New York… Free from public domain license 
Baby (Cradle) (ca. 1917–1918) by Gustav Klimt. Original from The National Gallery of Art. Digitally enhanced by… Free from public domain license 
Strawberries (Fragaria) by Deborah Griscom Passmore (1840–1911). Original from U.S. Department of Agriculture… Free from public domain license 
Card Depicting Flowers in Blue Background (1865–1899) by L. Prang & Co. Original from The New York Public Library.… Free from public domain license 
Noua, et integra uniuersi orbis descriptio (1531) by Oronce Finé. Original from Library of Congress. Digitally… Free from public domain license 
Siphonophorae–Staatsquallen from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… Free from public domain license 
Bael (Aegle Marmelos) (1909) by Ellen Isham Schutt. Original from U.S. Department of Agriculture Pomological Watercolor… Free from public domain license 
Scarlet Ibis with an Egg (1699–1700) by Maria Sibylla Merian. Original from The Rijksmuseum. Digitally enhanced by… Free from public domain license 
Nova totius terrarum orbis geographica ac hydrographica tabula (1635–1649) by Jan Aertse van den Ende. Original from… Free from public domain license 
Delicious orange tangerine illustration. Digitally enhanced illustration from U.S. Department of Agriculture Pomological… Free from public domain license 
Delicious purple plum in a branch illustration. Digitally enhanced illustration from U.S. Department of Agriculture… Free from public domain license 
Adiantum Assimile and A. Lunulatum from Ferns: British and Exotic (1856-1860) by Edward Joseph Lowe. Original from… Free from public domain license 
Leptomedusae–Faltenquallen from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… Free from public domain license 
Deer from Momoyogusa–Flowers of a Hundred Generations (1909) by Kamisaka Sekka. Original from the The New York Public… Free from public domain license 
Avocados (Persea) (1937) by anonymous. Original from U.S. Department of Agriculture Pomological Watercolor Collection. Rare… Free from public domain license 
Cactus Cochenillifer Image from Histoire des Plantes Grasses (1799) by Pierre-Joseph Redouté. Original from… Free from public domain license 
Camellia: No. 171 from Iconographie du Genre Camellia ou Description et Figures (1839–1843) by Lorenzo Berlèse.… Free from public domain license 
A Sunday on La Grande Jatte (1884) by Georges Seurat. Original from The Art Institute of Chicago. Digitally enhanced by… Free from public domain license 
Passiflore Ailee (1827) by Pierre-Joseph Redouté and Henry Joseph Redouté. Original from The Cleveland Museum… Free from public domain license 
Columbine, Marigold and Pheasant's Eye from The Language of Flowers, or, Floral Emblems of Thoughts, Feelings, and Sentiments… Free from public domain license 
Bowles's new pocket map of the world: laid down from the latest observations and comprehending the new discoveries to the… Free from public domain license 
Gigantic Whale: The Greenland Whale (or Baloena Musculus), Blue Whale, Balaenoptera musculus (Linnaeus,1758) (1832) by George… Free from public domain license 
Noordpool (ca. 1869–1907) by Nijgh & Van Ditmar. Original from The Rijksmuseum. Digitally enhanced by rawpixel. Free from public domain license 
Insects and Fruits (1660–1665) by Jan van Kessel. Original from The Rijksmuseum. Digitally enhanced by rawpixel. Free from public domain license 
清 佚名 台南地區荷蘭城堡 Forts Zeelandia and Provintia and the City of Tainan (ca. 1900s) by anonymous. Original from The MET Museum.… Free from public domain license 
Plattegrond van Parijs (ca. 1721–1774) by Guillaume Delisle. Original from The Rijksmuseum. Digitally enhanced by… Free from public domain license 
Bananas (Musa) (1904) by Ellen Isham Schutt. Original from U.S. Department of Agriculture Pomological Watercolor Collection.… Free from public domain license 
Oiseaux. Libellules. Mouches. Chauve-souris. Écureuils et noisettes. Cygnes, bordures from L'animal dans la… Free from public domain license 
Cygne sauvage from L'animal dans la décoration (1897) illustrated by Maurice Pillard Verneuil. Original from the The… Free from public domain license 
Orbis terrae compendiosa descriptio : quam ex magna universali Gerardi Mercatoris Domino Richardo Gartho, geographie ac… Free from public domain license 
Avocado (Persea) (1916) by Amada Almira Newton. Original from U.S. Department of Agriculture Pomological Watercolor… Free from public domain license 
Reproduction of the "Ladies in Blue" fresco
ca. 1525–1450 B.C. by Emile Gilliéron. Original from The MET Museum.… Free from public domain license 
Discomedusae–Schweibenquallen from Kunstformen der Natur (1904) Ernst Haeckel. Original from Library of Congress.… Free from public domain license 
Acrostichum Alienum from Ferns: British and Exotic (1856-1860) by Edward Joseph Lowe. Original from Biodiversity Heritage… Free from public domain license 
Aloe Ferox Image from Histoire des Plantes Grasses (1799) by Pierre-Joseph Redouté. Original from Biodiversity… Free from public domain license 
Antilopina–Antilopen from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress. Digitally… Free from public domain license 
Bacon's standard map of Europe by George Washington Bacon (1830–1922). Original from Library of Congress. Digitally… Free from public domain license 
Pappagallo detto arara rossa del Brasile (Macaw) by Saverio Manetti (1723–1785). Original from The Beinecke Rare Book &… Free from public domain license 
Green mountains from Momoyogusa–Flowers of a Hundred Generations (1909) by Kamisaka Sekka. Original from the The New… Free from public domain license 
Four diagrams of Solar eclipses (1711) by Johannes Buno. Original from Library of Congress. Digitally enhanced by rawpixel. Free from public domain license 
Stephoidea–Ringelstrahlinge from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… Free from public domain license 
Vintage persimmon twig. Original from U.S. Department of Agriculture Pomological Watercolor Collection. Rare and Special… Free from public domain license 
Vintage plums illustration. Digitally enhanced illustration from U.S. Department of Agriculture Pomological Watercolor… Free from public domain license 
Achillea Clypeolata (Yarrow) enlarged 15 times from Urformen der Kunst (1928) by Karl Blossfeldt. Original from The… Free Photo from public domain license 
Asteridea–Seesterne from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress. Digitally… Free from public domain license 
Siberian apple by Mary Altha Nims (1817–1907). Original from The Cleveland Museum of Art. Digitally enhanced by… Free from public domain license 
Thalamophora–Kammerlinge from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of Congress.… Free from public domain license 
Iris Pumila from The genus Iris by William Rickatson Dykes (1877-1925). Original from The Biodiversity Heritage Library.… Free from public domain license 
Whitbread's new plan of London: drawn from authentic survey (1853) by J. Whitbread. Original from Library of Congress.… Free from public domain license 
Models (Poseuses) (ca. 1886–1888) by Georges Seurat. Original from Barnes Foundation. Digitally enhanced by rawpixel. Free from public domain license 
Orange (Citrus Sinensis) (1916) by Amanda Almira Newton. Original from U.S. Department of Agriculture Pomological Watercolor… Free from public domain license 
New York City, photographed from two miles up in the air (1922) from The Lionel Pincus and Princess Firyal Map Division.… Free from public domain license