Wood Carving, hand–colored albumen silver print from Japan (1897) by Kazumasa Ogawa. Original from the J. Paul Getty…Free Image from public domain license
Two Men Meet, Each Believing the Other to Be of Higher Rank (1903) by Paul Klee. Original portrait painting from The Art…Free Image from public domain license
Dragon (1664–1678) drawing in high resolution by Athanasius Kircher. Original from Weltall und Menschheit. Digitally…Free Image from public domain license
Papagallo no.15 la Piovra Russa Anno VI by Augusto Grossi (1835-1919), a cartoon depiction of Europe in 1878, using…Free Image from public domain license
Fish creature from Real Sailor-Songs. Collected And Edited By J. Ashton. Two Hundred Illustrations published by Leadenhall…Free Image from public domain license
Dragon (1664–1678) drawing in high resolution by Athanasius Kircher. Original from Weltall und Menschheit. Digitally…Free Image from public domain license
The dragon of moston from Ballads and Legends of Cheshire (1867). Original from the British Library. Digitally enhanced by…Free Image from public domain license
Golden eyed monster from Momoyogusa–Flowers of a Hundred Generations (1909) by Kamisaka Sekka. Original from the The…Free Image from public domain license
The nightmare from Un-Natural History Not Taught In Bored Schools, etc published by Simpkin, Marshall & Co. (1883). Original…Free Image from public domain license
Demon from Momoyogusa–Flowers of a Hundred Generations (ca. 1909–1910) by Kamisaka Sekka. Original from the The…Free Image from public domain license
The Monster Balloon (Le Géant) from Nadar. Ascension 11 September 1865 by Morriën & Amand (1865). Original from…Free Image from public domain license
Vintage Illustration of fishes published in 1745-1747 by Thomas Astley. Original from New York public library. Digitally…Free Image from public domain license
The Great Sea-Serpent When First Seen From H.M.S Daedalus from The Sea, Its Stirring Story Of Adventure, Peril & Heroism…Free Image from public domain license
Aquatic creature from Real Sailor-Songs. Collected and Edited by J. Ashton. Two Hundred Illustrations published by Leadenhall…Free Image from public domain license
The big sea serpent from Un-Natural History Not Taught In Bored Schools, etc published by Simpkin, Marshall & Co. (1883).…Free Image from public domain license
Aquatic creature from Real Sailor-Songs. Collected and Edited by J. Ashton. Two Hundred Illustrations published by Leadenhall…Free Image from public domain license
Fenway Park and the 'Green Monster,' Boston. Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
The Monarchist (1904) by Paul Klee. Original portrait painting from The Art Institute of Chicago. Digitally enhanced by…Free Image from public domain license
Perseus (1904) by Paul Klee. Original portrait painting from The Art Institute of Chicago. Digitally enhanced by rawpixel.Free Image from public domain license
Komiker (1904) by Paul Klee. Original from The Minneapolis Institute of Art. Digitally enhanced by rawpixel. Free Image from public domain license 
Wood Carving, hand–colored albumen silver print from Japan (1897) by Kazumasa Ogawa. Original from the J. Paul Getty… Free Image from public domain license 
Two Men Meet, Each Believing the Other to Be of Higher Rank (1903) by Paul Klee. Original portrait painting from The Art… Free Image from public domain license 
Dragon (1664–1678) drawing in high resolution by Athanasius Kircher. Original from Weltall und Menschheit. Digitally… Free Image from public domain license 
Papagallo no.15 la Piovra Russa Anno VI by Augusto Grossi (1835-1919), a cartoon depiction of Europe in 1878, using… Free Image from public domain license 
Fish creature from Real Sailor-Songs. Collected And Edited By J. Ashton. Two Hundred Illustrations published by Leadenhall… Free Image from public domain license 
Dragon (1664–1678) drawing in high resolution by Athanasius Kircher. Original from Weltall und Menschheit. Digitally… Free Image from public domain license 
The dragon of moston from Ballads and Legends of Cheshire (1867). Original from the British Library. Digitally enhanced by… Free Image from public domain license 
Golden eyed monster from Momoyogusa–Flowers of a Hundred Generations (1909) by Kamisaka Sekka. Original from the The… Free Image from public domain license 
The nightmare from Un-Natural History Not Taught In Bored Schools, etc published by Simpkin, Marshall & Co. (1883). Original… Free Image from public domain license 
Demon from Momoyogusa–Flowers of a Hundred Generations (ca. 1909–1910) by Kamisaka Sekka. Original from the The… Free Image from public domain license 
The Monster Balloon (Le Géant) from Nadar. Ascension 11 September 1865 by Morriën & Amand (1865). Original from… Free Image from public domain license 
Men and a dragon by Johan Teyler (1648-1709). Original from The Rijksmuseum. Digitally enhanced by rawpixel. Free Image from public domain license 
Vintage Illustration of fishes published in 1745-1747 by Thomas Astley. Original from New York public library. Digitally… Free Image from public domain license 
The Great Sea-Serpent When First Seen From H.M.S Daedalus from The Sea, Its Stirring Story Of Adventure, Peril & Heroism… Free Image from public domain license 
Aquatic creature from Real Sailor-Songs. Collected and Edited by J. Ashton. Two Hundred Illustrations published by Leadenhall… Free Image from public domain license 
The big sea serpent from Un-Natural History Not Taught In Bored Schools, etc published by Simpkin, Marshall & Co. (1883).… Free Image from public domain license 
Aquatic creature from Real Sailor-Songs. Collected and Edited by J. Ashton. Two Hundred Illustrations published by Leadenhall… Free Image from public domain license 
Fenway Park and the 'Green Monster,' Boston. Original image from Carol M. Highsmith’s America, Library of Congress… Free Image from public domain license 
Three men (1688-1698) by Johan Teyler (1648-1709). Original from The Rijksmuseum. Digitally enhanced by rawpixel. Free Image from public domain license 
The Monarchist (1904) by Paul Klee. Original portrait painting from The Art Institute of Chicago. Digitally enhanced by… Free Image from public domain license 
Perseus (1904) by Paul Klee. Original portrait painting from The Art Institute of Chicago. Digitally enhanced by rawpixel. Free Image from public domain license