you answered your own question
The Grand Canyon is located here, this means a lot of rocks and cliffs.
I hope this helps! :)
Providing a place where their children could be taken care of while the workers worked.
There was a series of laws and amendments passed to give them their rights, and example would be:
The right to vote
The destruction of man being enslaved do to color of skin
Etc.
But of course this stuff kept going until the late 1800`s, but finally died down
Yep, the answer is Amerigo Vespucci. That's where "America" came from.