Use the Advanced Image Search to specify image sizes (small, medium, or large). Google Image retrieves images based on text in the caption, on the page near the image, and other factors. Images retrieved may be copyright protected.

Brings together the digitized images and media of America’s libraries, archives, and museums, and makes them freely available to the world.

Database of millions of freely usable image and media files.

Search millions of crowd sourced images, many available via a creative commons license.

Photo sharing site with 1000s of images. Usage restrictions are given for each photo.

The digitized images from the Library of Congress includes photographs, fine and popular prints and drawings, posters and architectural and engineering drawings. While international in scope, the collections are particularly rich in materials produced in, or documenting the history of, the United States and the lives, interests and achievements of the American people.

Digitized archival resources from the Denver Public Library, with photographs, building images, and other items.

Over 100,000 high resolution images including manuscripts, paintings, etchings, early photography and advertisements are freely available through Wellcome Images. All CC-BY

Search millions of photographs from the LIFE photo archive, from the 1750s to today.

Free access to over 800,000 images digitized by the New York Public Library

More than 10,000 images from the Libraries’ collections.

More than 100,000 digital images are searchable and viewable by the public.

All photos published on Unsplash are licensed under Creative Commons Zero which means you can copy, modify, distribute and use the photos for free, including commercial purposes, without asking permission from or providing attribution to the photographer or Unsplash.