Early California Explorers

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Ask.com

Bing.com

Google.com

Biography Reference Websites

Explorers of the Americas

Notable Explorers: FactMonster

Famous Explorer Biographies: KidInfo

Explorers Profiles: Mr. Nussbaum

Ducksters: World Explorers

Explorers and Pioneers: Harcourt

Explorers: YahooKids!

Explorers: Open Directory

Discovers Web: North America