Magnolia Branch with Four Flowers (ca. 1910-1925). Original from the Rijksmuseum. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/843227/magnolia-flower-ray-photographyFree Image from public domain licenseMasks worn during experiments with plague. Manila, Philippines (1912). Original image from National Museum of Health and… https://www.rawpixel.com/image/2298618/free-photo-image-vintage-covid-peopleFree Image from public domain licenseSanta Cat Still Image (1914) from The Miriam and Ira D. Wallach Division of Art, Prints and Photographs. Original from The… https://www.rawpixel.com/image/1232720/santa-cat-photoFree Image from public domain licenseNurse Corps - Recreation - Miscellaneous. Original public domain image from Flickr https://www.rawpixel.com/image/3393895/free-photo-image-vintage-summerFree Image from public domain licenseXmas expectations from The Miriam and Ira D. Wallach Division of Art, Prints and Photographs: Picture Collection published… https://www.rawpixel.com/image/556827/cute-dog-christmas-postcardFree Image from public domain licenseEiffel Tower, Paris, X (1889–1910) by anonymous. Original from The Rijksmuseum. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/843248/the-eiffel-towerFree Image from public domain licenseThe Bronze Buddha at Kamakura, hand–colored albumen silver print from Japan. Described and Illustrated by the Japanese… https://www.rawpixel.com/image/543757/free-illustration-image-buddha-japan-religionFree Image from public domain licenseMackenzie Bay, Antarctica and the ice shelf on February 12, 2012., Original from NASA. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/440206/mackenzie-bay-antarctica-space-viewFree Image from public domain licenseThe American Soldiers in Presence of Gas during World War I (1918). Original image from National Museum of Health and… https://www.rawpixel.com/image/2298627/free-photo-image-vintage-people-covidFree Image from public domain licenseWaldorf Astoria construction, iconic photography, New York City, USA - ca. 1930 https://www.rawpixel.com/image/6111682/photo-image-public-domain-vintage-personFree Image from public domain licenseSunbathing is a popular pursuit in off-duty hours aboard Navy hospital ships. https://www.rawpixel.com/image/3393816/free-photo-image-retro-bikini-world-warFree Image from public domain licenseBottom of the Eiffel Tower on a cloudy day. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3282737/free-photo-image-paris-black-and-white-artFree Image from public domain licenseWomen wearing surgical masks during the influenza epidemic, Brisbane (1919). Original image from State Library of… https://www.rawpixel.com/image/2298584/free-photo-image-vintage-black-and-white-covidFree Image from public domain licenseResidents Take Part in Organized Daily Exercises in One of the Public Pools at Century Village Retirement Community. https://www.rawpixel.com/image/8765608/photo-image-vintage-public-domain-womenFree Image from public domain licenseThe American Soldiers in Presence of Gas suring World War I (1918). Original image from National Museum of Health and… https://www.rawpixel.com/image/2298583/free-photo-image-war-vintage-soldierFree Image from public domain licenseSitting dog in a chair by a window (1900–1910) by anonymous. Original from The Rijksmuseum. Digitally enhanced by… https://www.rawpixel.com/image/843247/sitting-terrier-dogFree Image from public domain licenseAlbert Einstein portrait, famous physicist. Unknown location, unknown date https://www.rawpixel.com/image/6111542/photo-image-public-domain-vintage-personFree Image from public domain licenseColorful HIstoric Motel in Wildwood, New Jersey. Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/421703/motel-wildwoodFree Image from public domain licenseRibbons of Saharan sand dunes seem to glow in sunset colors. Original from NASA. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/440267/sand-dune-ribbons-the-sahara-desertFree Image from public domain licenseThe Mackenzie River in the Northwest Territories, Canada. Original from NASA. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/439973/map-green-terrain-canadaFree Image from public domain licenseLake Mackay, the largest of hundreds of ephemeral lakes scattered throughout Western Australia and the Northern Territory.… https://www.rawpixel.com/image/440591/free-photo-image-nasa-map-earthFree Image from public domain licenseHeilongjiang, a province of China located in the northeastern part of the country. Original from NASA. Digitally enhanced by… https://www.rawpixel.com/image/440587/heilongjiang-province-space-viewFree Image from public domain licenseThe Channel Tunnel, a 50.5 km-long rail tunnel beneath the English Channel at the Straits of Dover. Original from NASA.… https://www.rawpixel.com/image/441134/channel-tunnel-space-viewFree Image from public domain licenseHacienda Horse and Rider, historic neon sign, Las Vegas, Nevada. Original image from Carol M. Highsmith’s America… https://www.rawpixel.com/image/3090662/free-photo-image-horse-las-vegas-neonFree Image from public domain licenseA bronze replica, one-fifth the size of the Statue of Liberty, commissioned by Frank Park Samford as the symbol for the… https://www.rawpixel.com/image/421695/statue-liberty-replicaFree Image from public domain licenseGreek Roman historical sculpture. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3337722/free-photo-image-statue-sculpture-paintingFree Image from public domain licenseSt. Patrick's aurora, a green aurora taken at Donnelly Creek, Alaska, March 17th, 2015. Original from NASA. Digitally… https://www.rawpixel.com/image/440109/green-auroraFree Image from public domain licenseThe Sustina Glacier in the Alaska Range. Original from NASA. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/441244/free-photo-image-nasa-maps-valleyFree Image from public domain licenseBENNU’S JOURNEY - Early Earth. Original from NASA. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/440175/free-photo-image-nasa-galaxy-asteroidFree Image from public domain licenseSt. Louis Red Cross Motor Corps on duty during influenza epidemic (1918). Original from Library of Congress. Digitally… https://www.rawpixel.com/image/2301122/free-photo-image-vintage-spanish-flu-womanFree Image from public domain licenseHup Two, Three, Four. Nurses are no exception to the rule that personnel of the National Naval Medical Center shall be… https://www.rawpixel.com/image/3394001/free-photo-image-woman-old-nursesFree Image from public domain licenseU.S. New Haven (AH-12) awaits Marine helicopters bringing in wounded from the front lines, Korea. https://www.rawpixel.com/image/3393984/free-photo-image-people-creative-black-and-whiteFree Image from public domain licenseLake Torrens and the Australian Outback. Original from NASA. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/441174/free-photo-image-australia-nasa-desertFree Image from public domain licenseAkpatok Island in Ungava Bay in northern Quebec, Canada. Original from NASA. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/440234/free-photo-image-water-maps-iceFree Image from public domain licenseMarianas. Ensign Lucille Gemma, now stationed at a Naval Hospital goes to the beach. The beach is one of the few spots on… https://www.rawpixel.com/image/3393838/free-photo-image-beach-vintage-ladyFree Image from public domain licenseFormer sugarcane train is now used for tourists near Lahina, October 1973. Photographer: O'Rear, Charles. Original public… https://www.rawpixel.com/image/8765541/photo-image-vintage-woman-personFree Image from public domain licenseColumn Detail, U.S. Treasury Building, Washington. Original image from Carol M. Highsmith’s America, Library of… https://www.rawpixel.com/image/421860/free-photo-image-black-and-white-architecture-columnFree Image from public domain licenseCampers at Garner State Park, 07/1972. Original public domain image from Flickr https://www.rawpixel.com/image/8765674/photo-image-vintage-beach-womanFree Image from public domain licenseFree Saint Basil's Cathedral, Moscow, Russia image, public domain travel CC0 photo. https://www.rawpixel.com/image/5921127/photo-image-public-domain-free-cityFree Image from public domain licenseHieroglyph, logographic writing system. Free public domain CC0 image. https://www.rawpixel.com/image/6036202/photo-image-public-domain-free-black-and-whiteFree Image from public domain licenseInfantry combat scene in Bougainville, France (1914). Original image from National Museum of Health and Medicine. Digitally… https://www.rawpixel.com/image/2298620/free-photo-image-war-vintage-soldierFree Image from public domain licenseThe Zambezi, the fourth largest river in Africa, and the largest east-flowing waterway. Original from NASA. Digitally… https://www.rawpixel.com/image/440595/zambezi-river-space-viewFree Image from public domain licenseThe "Baker" explosion, part of Operation Crossroads, a nuclear weapon test by the United States military at Bikini Atoll… https://www.rawpixel.com/image/8717924/photo-image-cloud-vintage-public-domainFree Image from public domain licenseEiffel Tower monument with the Paris cityscape in the background. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3285770/free-photo-image-cityscape-travel-landscape-grayFree Image from public domain licenseThailand floods monitored by a NASA satellite. Original from NASA. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/441275/free-photo-image-nasa-map-river-bankFree Image from public domain licenseThe official crew portrait of the Apollo 11 astronauts from left to right are: Neil A. Armstrong, Commander; Michael… https://www.rawpixel.com/image/1207202/apollo-astronautsFree Image from public domain licenseActual Demonstration by the Fire Department Training Station Showing What Would Happen after a Rear End Accident If a Five… https://www.rawpixel.com/image/8765539/photo-image-smoke-fireFree Image from public domain licenseTraining in marksmanship helps girls at Roosevelt High School in Los Angeles, Calif., develop into responsible women. Part… https://www.rawpixel.com/image/8765672/photo-image-sparkle-hamburgers-vintageFree Image from public domain licenseSwimming Pool- Louise Cox, Vilma Strange, and Marilyn Angel 1946 Oak Ridge https://www.rawpixel.com/image/8736310/photo-image-vintage-public-domain-womanFree Image from public domain licenseHistoric window detail, Port Huron, Michigan (2008) by Carol M. Highsmith. Original image from Library of Congress.… https://www.rawpixel.com/image/595012/carol-highsmiths-michigan-photographFree Image from public domain licenseJuly 4th Fireworks. Washington DC is a spectacular place to celebrate July 4th! Original image from Carol M.… https://www.rawpixel.com/image/421743/red-fireworksFree Image from public domain licenseOrganized Daily Exercises at the Century Village Retirement Community. Photographer: Schulke, Flip, 1930-2008. Original… https://www.rawpixel.com/image/8765502/photo-image-vintage-women-personFree Image from public domain licenseAmerican Red Cross canteen workers taking food for family infected with the flu, Charlotte, North Carolina (1918). Original… https://www.rawpixel.com/image/2301114/free-photo-image-vintage-virus-foodFree Image from public domain licenseResidents of the Century Village Retirement Community Gather Around Pool for Daily Exercise Session. Photographer: Schulke… https://www.rawpixel.com/image/8765609/photo-image-vintage-women-peopleFree Image from public domain licensePhoto-enhanced version of USS Macon (ZRS-5) Flying over New York Harbor, circa Summer 1933. The southern end of Manhattan… https://www.rawpixel.com/image/8718075/photo-image-vintage-public-domain-summerFree Image from public domain licenseLincoln Memorial statue by Daniel Chester French. Original image from Carol M. Highsmith’s America, Library of… https://www.rawpixel.com/image/421857/lincoln-memorial-statueFree Image from public domain licenseU.S. Capitol Building, Washington D.C. Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/421868/us-capitol-building-washington-dcFree Image from public domain licenseSwimming pool at Swim Resort, Mt Hood National Forest. Original public domain image from Flickr https://www.rawpixel.com/image/4073204/photo-image-tree-plant-kidFree Image from public domain licenseInterior of a hospital ward at the Base Hospital, Camp Jackson, South Carolina, during the influenza epidemic (1918).… https://www.rawpixel.com/image/2298592/free-photo-image-pandemic-covid-interiorFree Image from public domain licenseBig Ben clock tower at the north end of the Palace of Westminster in London, England. Free public domain CC0 photo. https://www.rawpixel.com/image/6041012/photo-image-public-domain-houses-freeFree Image from public domain licenseFree Saint Basil's Cathedral, Moscow, Russia image, public domain travel CC0 photo. https://www.rawpixel.com/image/5920934/photo-image-public-domain-free-cityFree Image from public domain licenseEarth observations taken from Space Shuttle Columbia during STS-93 mission. Original from NASA. Digitally enhanced by… https://www.rawpixel.com/image/441583/free-photo-image-fire-rainforest-climate-changeFree Image from public domain licensePhytoplankton bloom off Newfoundland. Original from NASA. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/440201/phytoplankton-bloom-off-newfoundlandFree Image from public domain licenseHistoric Route 66 Motel sign, Kingman, Arizona. Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/421714/free-photo-image-route-sign-carol-highsmithFree Image from public domain licenseResidents of the Century Village Retirement Community Take Part in Organized Daily Exercises. Photographer: Schulke, Flip… https://www.rawpixel.com/image/8765607/photo-image-vintage-public-domain-womenFree Image from public domain licenseThe State of Texas raises longhorn cattle at Abilene State Historical Park on the site of old Fort Griffin. Original image… https://www.rawpixel.com/image/433874/cattle-farmFree Image from public domain licenseImage taken by a new Earth-observing instrument installed on the international space station. Original from NASA. Digitally… https://www.rawpixel.com/image/440120/free-photo-image-nasa-panama-mapFree Image from public domain licenseRestoration work at the historic Reading Terminal and Market. Original image from Carol M. Highsmith’s America… https://www.rawpixel.com/image/421949/restoration-workFree Image from public domain licenseSurfing at Maui County's Hookipa Park, November 1973. Photographer: O'Rear, Charles. Original public domain image from Flickr https://www.rawpixel.com/image/8765530/photo-image-vintage-beach-wavesFree Image from public domain licenseView of Florence, Italy area from the Skylab. Original from NASA. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/441546/free-photo-image-nasa-map-florenceFree Image from public domain licenseA white castle in middle of forest on a sunny day.Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3301186/free-photo-image-painting-germany-artFree Image from public domain licenseSoldiers doing calisthenics, Camp Roberts, California (1942). Original image from National Museum of Health and Medicine.… https://www.rawpixel.com/image/2298589/free-photo-image-vintage-black-and-white-healthFree Image from public domain licenseMassive congregations of greenish phytoplankton swirl in the dark water around Gotland, a Swedish island in the Baltic Sea.… https://www.rawpixel.com/image/440200/free-photo-image-van-gogh-nasa-mapsFree Image from public domain licenseEmergency hospital during influenza epidemic, Camp Funston, Kansas (1918). Original image from National Museum of Health and… https://www.rawpixel.com/image/2298586/free-photo-image-spanish-flu-pandemic-covidFree Image from public domain licenseThe Statue of Liberty. Original image from Carol M. Highsmith’s America, Library of Congress collection. Digitally… https://www.rawpixel.com/image/421940/the-statue-libertyFree Image from public domain licenseGolden Rose Ski Classic Princess 1930's. Original public domain image from Flickr https://www.rawpixel.com/image/4073056/photo-image-face-public-domain-natureFree Image from public domain licenseRoman sculpture. Original public domain image from Flickr https://www.rawpixel.com/image/3578804/free-photo-image-david-sculpture-ancient-greek-artworkFree Image from public domain licenseIconic capital from the Treasury Building in Washington, D.C. Original image from Carol M. Highsmith’s America… https://www.rawpixel.com/image/421913/free-photo-image-column-interior-design-architectureFree Image from public domain licenseU.S. Capitol, Washington D.C. Photograph taken from the Thomas Jefferson Building. Original image from Carol M.… https://www.rawpixel.com/image/421847/us-capitol-building-washington-dcFree Image from public domain licenseVolunteer nurses from The American red cross during flu epidemic (1918). Original image from Oakland Public Library.… https://www.rawpixel.com/image/2298625/free-photo-image-covid-pandemic-blackFree Image from public domain license"Top Women" at U.S. Steel's Gary, Indiana, Works, 1940-1945. Original public domain image from Flickr https://www.rawpixel.com/image/8765761/photo-image-vintage-mask-womenFree Image from public domain licenseVacationers on motorcycles, 05/1972. Photographer: Norton, Boyd. Original public domain image from Flickr https://www.rawpixel.com/image/8765661/photo-image-vintage-mountain-travelFree Image from public domain licenseU.S. Soldiers disembark a landing craft at Normandy, France, June 6, 1944. https://www.rawpixel.com/image/3315464/free-photo-image-war-world-normandyFree Image from public domain licenseAstronaut Edwin Aldrin prepares to deploy two components of the Early Apollo Scientific Experiments Package (EASEP) on the… https://www.rawpixel.com/image/1207190/moon-landing-photographFree Image from public domain licenseThe "Texas Room" at Bayou Bend mansion, the former home of philanthropist and collector Ima Hogg in Houston, Texas. https://www.rawpixel.com/image/582679/carol-highsmiths-texas-photographFree Image from public domain licenseGuangxi Province in southeast China. Original from NASA. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/440654/guangxi-provine-space-viewFree Image from public domain licenseWalter Reed Hospital flu ward (ca. 1910–1920). Original from Library of Congress. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/2301131/free-photo-image-spanish-flu-nurse-1918Free Image from public domain licenseHistoric downtown Tuscumbia, Alabama. Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/421781/free-photo-image-store-street-frontFree Image from public domain licenseLobby ceiling, U.S. Custom House, Philadelphia, Pennsylvania. Original image from Carol M. Highsmith’s America… https://www.rawpixel.com/image/421699/us-custom-houseFree Image from public domain license