Photos range from medium to high resolution. Find images by navigating directly to them, or search by keyword. The possibilities for classroom use are endless. Have your students search on "mine" and compare the appearances of mines (both on ground and aerially) in different parts of the country.
The USGS Bee Inventory and Monitoring Laboratory is always adding images to their incredible photo collection. These are bees and other insects like you've never seen them! Take a look, then learn more about pollinators.
Biology, Geography, Geology, Water, and much more...
Search USGS Fact Sheets
Search thousands of informative Fact Sheets and publications written for a non-technical audience. Be sure to type "Fact Sheet", "General Information Product" or "Circular" under the "Series Name" box.