A large, well-organized site, created and maintained by the University of Texas at Austin, that provides electronic access to approximately 4,000 maps for all regions of the world. Maps cover mostly the 19th and 20th centuries though some represent time p

An ever-growing collection of primarily 18th- and 19th-century North and South American cartographic materials with approximately 5,000 maps currently in place. High-quality digital images showcasing a variety of maps, atlases, globes, and other cartograp

Provides access to digital representations of maps found in the Geography and Maps Division of the Library of Congress and covering the years 1500–1999. Search using keywords or browse the subject, title, creator, and geographic indexes to find maps tha

This site is from the U.S. Geological Survey and is an online “cousin” to the original National Atlas of the United States produced in the 1970s. Choose “Atlas Maps” to use the National Atlas Map Browser to build, view, and print maps using a vari

This site from the U.S. Census Bureau is the site to visit for 2000 Census data and provides both reference maps, which show basic boundary information (cities, counties, census tracts, etc.) and thematic maps. The Thematic Map option allows the user to s

From the University of Virginia. The beginnings of an online "historical geography of America" with extensive links to other map collections.

The World Factbook Reference tab includes: maps of the major world regions, as well as Flags of the World, a Physical Map of the World, a Political Map of the World, and a Standard Time Zones of the World map.

Voting America encourages users to think about US political history by allowing two types of comparison. Video analysis and animations of a single type of map--say, measuring the winner of presidential elections at the county level--allow for comparisons across time.

Sanborn Digital Maps are large scale street plans of Ohio cities produced by the Sanborn Fire Insurance company from 1867 to 1970. Sanborn Maps show the outline of each building including the location of windows and doors together with street names, street and sidewalk.