These are primarily resources that have public domain images. I've tried to leave out resources that provide free access, but not necessarily public domain materials. As always, please do your own research before reusing content you find online.
See the Finding Creative Commons content pagefor images that are licensed for reuse. Also, be sure to check out the Federal Government Websitespage because there are several government image databases.
Images that have been dedicated to the public domain by their creators.
Library of Congress - Free to Use & Reuse Sets
Featured items from the Library's digital collections that are either public domain or been cleared by the copyright owner for public use.
Library of Congress Prints & Photographs
Check information to see if the image you want is public domain.
Use the advanced search features to limit your search by date to find materials that have expired copyrights.
Click Open Access available to limit your search - not all images will be public domain.
Collection of websites with PD images. Note: there are lots of ads on this site.
Wikipedia Public Domain Image Resources
Wikipedia page of public domain image websites
