British Library (https:www.flickr.com/photos/britishlibrary/albums)
Digital Public Library of America (DPLA) (http://dp.la/exhibitions)
Earth Science World Images (http://www.earthscienceworld.org/images/index.html)
Europeana (http://www.europeana.eu/portal/)
Flickr: Creative Commons (http://www.flickr.com/creativecommons/)
Library of Congress Digital Collections (http://www.loc.gov/library/libarch-digital.html)
Medical Heritage Library (http://www.medicalheritage.org/search/)
National Archives (NARA) (http://www.archives.gov/research/alic/reference/photography.html#nara)
National Oceanic and Atmospheric Administration Photo Library (http://www.photolib.noaa.gov)
NY Public Library Digital Gallery (http://digitalgallery.nypl.org/nypldigital/index.cfm)
Open Context (http://www.opencontext.org)
Public Domain (http://www.publicdomainreview.org/about/)
Structurae (http://structurae.net/structures/)
UMassD Visual Resource Center (http://www.umassd.edu/cvpa/vrc/artsmediaresources/)
U.S. Fish and Wildfire Service National Digital Library (http://www.digitalmedia.fws.gov)
Archive of American Television (http://www.emmytvlegends.org/interviews/people)
British Pathe (http://www.britishpathe.com/)
British University Film Gateway (http://bufvc.ac.uk/gateway/)
Internet Archive Stock Footage (https://archive.org/details/stock_footage?&sort=-downloads&page=2)
Internet Archive Moving Image (https://archive.org/details/movies)
Library of Congress Videos (https://www.youtube.com/user/LibraryOfCongress/featured)
National Archives Videos (https://www.youtube.com/user/usnationalarchives/videos)
You can also visit the Nature Video YouTube channel which enables you to easily embed and share our videos through websites, mobile devices, blogs and email.
Nature Podcasts (http://www.nature.com/nature/podcast/index.html)
The Open Video Project (http://www.open-video.org/)
Prelinger Archives (https://archive.org/details/prelinger&tab=about)
Public Domain Flicks (http://www.publicdomainflicks.com/browse/title/1/)
Smithsonian Channel (https://www.youtube.com/user/smithsonianchannel/featured)
VIMEO Creative Commons (https://vimeo.com/creativecommons)