John Cabot http://library.thinkquest.org/J002678F/john_cabot.htm
John Cabot http://www.enchantedlearning.com/explorers/page/c/cabot.shtml
John Cabot http://www.elizabethan-era.org.uk/john-cabot.htm
Vasco Nunez Balboa http://www.enchantedlearning.com/explorers/page/b/balboa.shtml
Vasco Nunez Balboa http://library.thinkquest.org/J002678F/balboa.htm
Vasco Nunez Balboa http://www.nndb.com/people/043/000094758/
Vasco Nunez Balboa http://www.elizabethan-era.org.uk/vasco-nunez-de-balboa.htm
Juan Ponce de Leon http://www.enchantedlearning.com/explorers/page/d/deleon.shtml
Juan Ponce de Leon http://library.thinkquest.org/J002678F/ponce_de_leon.htm
Juan Ponce de Leon http://fcit.usf.edu/Florida/lessons/de_leon/de_leon1.htm
Juan Ponce de Leon http://www.elizabethan-era.org.uk/juan-ponce-de-leon.htm
Christopher Columbus http://www.enchantedlearning.com/explorers/page/c/columbus.shtml
Christopher Columbus http://www.columbusnavigation.com/
Christopher Columbus http://library.thinkquest.org/J002678F/columbus.htm
Henry Hudson http://www.hudsonriver.com/halfmoonpress/stories/hudson.htm
Henry Hudson http://www.ianchadwick.com/hudson/
Henry Hudson http://www.enchantedlearning.com/explorers/page/h/hudson.shtml
Henry Hudson http://library.thinkquest.org/4034/hudson.html
Henry Hudson http://www.cdli.ca/CITE/exhudson.htm
Jacques Cartier http://www.cdli.ca/CITE/excartier.htm
Jacques Cartier http://library.thinkquest.org/J002678F/jacques_cartier.htm
Jacques Cartier http://www.elizabethan-era.org.uk/jacques-cartier.htm
Jacques Cartier http://www.enchantedlearning.com/explorers/indexc.shtml
Explorers http://www.nisk.k12.ny.us/birchwood/links/grade4links/explorers.html
Explorers Webquest http://jleahy.com/files/webquests/explorers/index.htm#Resources_Online