Various Maps http://www.lib.berkeley.edu/EART/vegmaps.html
National Geographic http://www.nationalgeographic.com
Online World Atlas http://www.worldatlas.com/
Everyone has to love the History Channel : ) http://www.historychannel.com/
A great website for World History http://www.hyperhistory.com/online_n2/History_n2/a.html
CIA World Factbook http://www.cia.gov/cia/publications/factbook/
This is a great site for helping kids learn the location of countires and capitals http://www.sheppardsoftware.com/Geography.htm
Great Selection of Various Maps http://www.lib.utexas.edu/maps/
Practice 50 States and 50 Capitals http://www.sheppardsoftware.com/web_games.htm
Great Map Practice for All Countries http://faculty.washington.edu/smott/mapractice/apractice.html