The Great Plains were one. They hunted elk, bison, antelope, and etc..
Marco Polo is very well known for his travels on this silk road as well as his 24-year journey to Asia. Throughout this time he became very well acquainted with the people he encountered and became a confidant of Kublai Khan. Since Kublai Khan was the Khagan of the Mongol Empire this allowed Marco polo to fit in better.
America isn't truly free we are all watched we are all controlled <span />