Images & Photographs
"The ARTstor Digital Library is a nonprofit resource that provides more than one million digital images in the arts, architecture, humanities, and sciences with an accessible suite of software tools for teaching and research."
Off-campus ARTstor access for Landmark College students, faculty and staff.
Creative Commons Search
Search image databases such as Flickr and Google Images through the Creative Commons search filter to find images with a Creative Commons license. Authors who choose a Creative Commons copyright license for their creative works give others varying amounts of permission to use that work. (Don't steal images! Find images from creators who are happy to share them with you.)
ImageQuest (via Britannica)
Nearly 3 million images copyright cleared for educational use from a variety of collections such as the National Geographic Society and DK (Dorling Kindersley).
California State University's Image Project hosts 80,000 images organized into over 800 portfolios and available free for educational purposes.