First Government for Kids
http://www.kids.gov

History for Kids
http://www.historyforkids.org

Eyewitness to History
http://www.eyewitnesstohistory.com

Medieval History
http://www.georgetown.edu/labyrinth/labyrinth-home.html

Ancient History
http://www.fordham.edu/HALSALL/ancient/asbook.html

History Hotlist
http://members.aol.com/donnandlee/

Another History Hotlist
http://www.besthistorysites.net

National Geographic
http://www.nationalgeographic.com/

Geographia
http://www.geographia.com

My Wonderful World
http://www.mywonderfulworld.org

Atlapedia
http://www.atlapedia.com/online/map_index.htm

Maps
http://geography.about.com/od/findmaps/Maps.htm

National Geographic
http://www.nationalgeographic.com/xpeditions/

Digital History
http://www.digitalhistory.uh.edu/

US Archives
http://www.archives.gov

America's Library
http://www.americaslibrary.gov

Primary resources of the Western World
http://eudocs.lib.byu.edu