The Americas and Europe were separate worlds until the late 1400s whenEuropean sailors and explorers began to arrive. Over the next century theyexplored this ri... » 

The Americas and Europe were separate worlds until the late 1400s whenEuropean sailors and explorers began to arrive. Over the next century theyexplored this rich new land coming into conflict with the people who alreadylived there. The two worlds would never be the same again. Who where the firstpeople to live in the Americas? Why did Columbus sail west? How did NativeAmericans react to European explorers? «