Sources of Images and Audio
United States Federal Government Photo Repositories
U.S. Government Graphics and Photos
Department of State Portraits and Stock Photographs
National Park Service Digital Image Archives
Fish and Wildlife Service Digital Library System
Federal Emergency Management Administration Photo Library
U.S. Geological Survey Photographic Library
Bureau of Land Management Digital Photo Library
National Aeronautics & Space Administration Ames Imaging Library
National Aeronautics & Space Administration Video Gallery
National Oceanic and Atmospheric Administration Photo Library
Department of Agriculture On Line Photography Center
Library of Congress Prints & Photographs Reading Room
National Science Foundation Image Library
Department of Defense Multimedia Library
Customs and Border Protection Image Library
U.S. Goverment Photos and Multimedia
Other Sources
Photos at Flickr Licensed under Creative Commons
Subject Specific Images for Educational Use from University of Michigan
Audio
