AICT: Art Images for College Teaching
Collection of art images developed by the Minneapolis College of Art and Design.
Creative Commons Search
A collection of images from multiple public repositories in a single catalog.
Flickr
A collection of images under Creative Commons licenses. Browse collections from institutions such as The Library of Congress, Smithsonian Institution, and the U.S. Government.
Getty Search Gateway
Search images in the Getty collection that are under Creative Commons licenses.
Old Book Illustrations
Collection of scanned images from books in the public domain.
Pixabay
Pixabay is a vibrant community of creatives, sharing copyright free images and videos.
PPOC: Prints & Photographs Online Catalog
Contains images representing a rich cross-section of still pictures held by the Prints & Photographs Division and, in some cases, other units of the Library of Congress.
Unsplash
Over 850,000 free high-resolution photos brought to you by a community of photographers. Filter search results by license, select "free".