Book excerpt: The Early Explorers Book 1 includes biographical sketches of some of the first explorers that penetrated the American mainland, both South America and North America. The history of Colonial America would not be complete without biographical information on some of the explorers of North America. These New World adventurers laid the foundations of the future United States and Canada, as pioneers followed after them building settlements as they colonized the interior. Explorers history, explorers of north america, biographical history, explore colonial america, early colonial america, colonial america history, American history