Is GIS the real manifestation of Harry Potter's Marauders Map? Introduce your class to the history of geographic information systems (GIS), the technology that allows for easy use of spatial information, with a resource that teaches...

A rich and historically significant collection of maps of various national parks throughout the United States. Features special sections on Yellowstone, Acadia, the Grand Canyon and the Smoky Mountains. Includes historical photographs of...

The National Atlas of the United States provides comprehensive information collected by the Federal Government and delivered through interactive maps. Select from a variety of scientific, societal, and historical information to be...