Age of Exploration: Home Motives and Factors Countries Involved European Explorers Reference
Age of Exploration and Colonization
@http://www.mrnussbaum.com/age.html

@http://en.wikipedia.org/wiki/Age_of_Discovery

@http://geography.about.com/od/historyofgeography/a/ageexploration.html

@http://www.metmuseum.org/toah/hd/expl/hd_expl.html

@http://www.silk-road.com/artl/marcopolo.htm

@social studies book