It is believed that early humans crossed the Bering Land Bridge to get to North America.
There exists numerous theories pertaining to the arrival of the first inhabits in America. One of these, is the theory held by many scientists and theorists claiming that by the early 1800s, first settlers got to America by crossing a land bridge that had spanned between Asia and North America thousands of years ago.
In fact, the Spanish missionary Fray Jose de Acosta believed that hunters from Asia had crossed into North America via a land bridge or narrow strait located far to the north.
