Not surprisingly, Harvard University has one of the largest map collections in the United States, with over 500,000 items. While not all of these items have been digitized for this site, visitors can take advantage of hundreds of the items here. First-time visitors should read the "Introduction" area and then browse through some of the map indexes. The site also includes technical information on...

The collection of 545 Nautical charts at the Boston Public Library's Norman B. Leventhal Map Center are a pleasure to behold. With documents that date back to the 16th century and created by cartographers from Spain, France, England, and other European countries, the charts detail the lands and waters of Nova Scotia, Boston Harbor, Maine, the West Indies, South Carolina, and many other locations....

How was Cincinnati zoned in 1925? What about Bloomington, Indiana in 1927? This remarkable trove of maps from the University of Chicago Library's Map Collection brings together several dozen planning maps of Midwestern cities in the 1920s and 1930s for those with an interest in all things urban. The collection also includes a census-block map of Detroit, a fascinating parking-lot map of central...