umbrasearch.org brings together more than 500,000 pieces of African American history and culture, from over 1,000 libraries and archives across the country.
16th Century Maps of Africa - "This collection features digital copies of 113 antique maps of Africa and accompanying text dating from the mid-16th Century to the early 20th Century."
AfricaMap, World Map Project - Developed by the Harvard Center for Geographic Analysis (CGA).