Yes. First, there were people already living here. Second, there is at least some evidence of "discovery" of the Americas by Vikings, Chinese and Amerigo Vespucci.
thousands of years before Columbus discovered America (go to answers.com)
No Columbus discovered America first.
Because Columbus discovered America
Before Columbus arrived in America, vikings and norsemen had arrived. Leif Erickson discovered America nearly 500 years before Columbus, he was a Norse explorer.
Zheng He discovered America 70 years before Columbus did.
Saint Brendan
Columbus discovered America in 1492.
Christopher Columbus accidentally discovered America for Spain.
He didn't discover America. Leif Erikson, a viking, discovered America. He said there 500 years before columbus.
Columbus discovered America.
He discovered North America 500 years before Columbus.
Christopher Columbus discovered the coast of South America. He also discovered the West Indies and Central America. He discovered the Bahamas, Cuba, and Haiti.