Acre
The acre is a unit of land area used in the imperial and US customary systems. It is traditionally defined as the area of one chain by one furlong (66 by 660 feet), which is exactly equal to 10 square chains, of a square mile, 4,840 square ...
Brazil
Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...
List of rivers of Amazonas (Brazilian state)
List of rivers in Amazonas ( Brazilian State).
The list is arranged by drainage basin, with respective tributaries indented under each larger stream's name and ordered from downstream to upstream. Amazonas is located entirely within the Amazon B ...