The U.S. Bureau of Refugees, Freedman's and Abandoned Lands, popularly known as the Freedmen's Bureau, was established in 1865 by Congress to help former black slaves and poor whites in the South in the aftermath of the U.S. Civil War ,1861-65.
Answer: because going to the amazon from a city you would need a boat
I'm pretty sure this is referring to the ancient Maya civilisation
