哥伦布前的美洲

National Geographic embarks on an expedition into the mysterious world of ancient American history to shed a different light on the history of the Americas. 　　History books traditionally depict the pre-Columbus Americas as a pristine wilderness where small native villages lived in harmony with nature. But scientific evidence tells a very different story: When Columbus stepped ash... 更多精彩影视内容尽在manjiudeng.com，免费无广告极速播放