PhotoFinder (USGS)
Search by populated places, zip codes, or clickable map. Photos from
1980 to the present.
Aerial Photo Images
(USGS)
Provides links to USGS business partners selling a wide variety of maps and
aerial images.
Earth Resources Observation and Science
(USGS)
A portal for Landsat, Earth Explorer, Global Visualization, Seamless Data
Distribution, and other aerial and satellite programs of the federal
government.
Additional Resources:
University of Colorado Boulder
Map Library
Further links to aerial and satellite photo resources.
Colorado School of Mines
Map
Library
Another set of links to aerial and satellite photo resources.