First before Columbus - The True Discoverers of America | History Documentary

简介：

To many, Columbus is the man who discovered America. Yet, there had been others before him. Following their tracks takes us from the mythical Isle of Thule to the valleys of Wales and to the shores of a once magnificent empire in West Africa. It’s a story of colourful legends and bold seafarers who left behind a vexing puzzle of archaeological and historical data. It’s the story of the first before Columbus.