Because it was propbably a sad time for them to live
Ancient Egypt (3300BC to 525BC) is where we first see the dawn of what, today, we call "medical care".
Hope that helped!!! :)
Cotton was the largest export from the south.
McCandless arrived in an area of Lake Mead called Detrital Wash on July 6, 1990, and got caught in a flashflood that got his engine wet. He buried the rifle he was carrying and burned all his money.