United States and Canada

• American Memory Map Collection - maps from 1500 to the present.
• Central Pacific Railroad Maps -
• Civil War Maps -
• Hargrett Rare Map Collection: Colonial America -
• Historic USGS Maps of New England and New York
• Historical Maps Online - mainly of Illinois and the mid-west
• Library of Congress: geography and map reading room
• United States Digital Map Library (historical)

In the Crumb Library print collection:

• Historical Atlas of the United States. Ref G 1201.S1 C28 2003
• The Routledge atlas of African American history. Ref E 185 .E125 2000
• search BearCat for other atlases of U.S. history

Ancient World

• Maps for Students (of ancient history, from the Classical Atlas Project)
• Metis - "a QTVR Interface for Ancient Greek Archaeological Sites"
• Perseus Atlas - from the Perseus project

In the Crumb Library print collection:

• Atlas of classical history. Ref G 1033 .A833 1985

World History (outside of North America)

• The History Atlas of Africa. Ref G 2446.S1 K3 1998
• The Times atlas of European history. Ref G 1797.21.S1 T5 1994
• The Times atlas of world history. Ref G 1030 .T54 1993
• Search BearCat for other non-U.S. historical atlases

Historical Maps, General

• David Rumsey Map Collection - 12,000+ digital map
• Maptech Historical Maps
• National Atlases (historical)
• Osher Map Library - Univ. of Southern Maine