Associated Press news photographs from as early as 1840's and other graphics spanning over 160 years of history. Includes a small selection of recent sound clips.
http://ancientworldonline.blogspot.com/2015/09/the-photo-archive-of-syrian-norwegian.html
A project of Charles E. Jones, Tombros Librarian for Classics and Humanities at the Pattee Library, Pennsylvania State University. A rich, free database of images of many ancient sites.
https://www.flickr.com
Provides access to millions of photos, and also allows to search for openly licensed images that are free from copyright restrictions.
JSTOR incorporated the former database, ARTstor, in August 2024. The image component of JSTOR contains nearly one million images in the areas of art, architecture, the humanities, and social sciences for research and pedagogical purposes.
https://unsplash.com
A library of over three million freely available stock images.