County Map Project - Life-long record of a geographer's travels in the United States, mapped at the county level. Includes information about each state.
CountyMapsUSA.com - Contains maps of several states broken down to county level, with major towns and cities shown.
Digital Atlas of the United States - Continuing public education project of Professor William Bowen and the Department of Geography at California State University, Northridge.
Envirofacts Maps - A service provided by the U.S. Environmental Protection Agency for displaying environmental information for the entire United States.
ERsys.com - Demographic, lifestyle, and economic data covering over 1300 US cities portrayed as thematic maps, informative reports, detailed tables and colorful charts.
Maps By You - Customize U.S. maps of selected states for outdoor activities, with lakes, rivers, campgrounds, and places of interest.
Maps On Us - Printable US maps, driving directions, and yellow pages search.
Maps.com - Provides driving directions, an online world atlas, a complete online map store, weather center and maps, and a geography fun center.
Maptech MapServer - Free online viewing of topo maps, nautical charts, aeronautical charts, and high altitude photography of the US and selected parts of the world.
Mile by Mile - Highway information site for travelers planning a driving vacation or road trip. Details points of interest along popular scenic driving routes.
Panoramic Maps Collection - The Panoramic Maps, 1847 - 1921, collection includes about 1,700 idealized schematic views of towns and cities; a wealth of detail in setting, streets, and buildings.
People and Places: United States - Photos taken in each state within the US. Includes images of buildings, local animals and people.
Rare Map Collection - The Hargrett Rare Books and Manuscripts Library at the University of Georgia maintains a collection of about 800 historical maps spanning nearly 500 years, from the sixteenth century through the early twentieth century.
Tiger Map Server - US Census Bureau Map Server that pulls up any location using latitude/longitude input. Useful for creating maps around located features.
USGS Geography - Home page for national mapping information from the U.S. Geological Survey.
USGS Mapping Information - Database query form for USGS Geographic Names Information System (GNIS).
ViaGuide - Information on roads, signs, and online maps.
Windows Live Local - Combines online mapping and local search, uses a scratch pad to take notes, and allows to search questions in a geographical context.
Yahoo Maps - An adequate tool for finding locations in the US. A nice feature: adds four digit extension to typed in zip codes.
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