The Incas Civilization flourished in 15th century A.D. until its conquest by the Spanish in the 1530s. Their empire extended across western South America. It’s described as the largest empire ever s……続きを見る
This book deals with the history of Paleolithic man and his descendants in America.
"As the centuries rolled by, and the river lessened in bulk, until it but little more than filled its present chan……続きを見る
