South America the Darién watershed along the Colombia–Panama border, although some may consider the border instead to be the Panama Canal. Geopolitically and geographically all of Panama – including the segment east of the Panama Canal in the isthmus – is typically included in North America alone and among the countries of Central America. Almost all of mainland South America sits on the South American Plate. South America is home to the world's highest uninterrupted waterfall, Angel Falls in Venezuela; the highest single drop waterfall Kaieteur Falls in Guyana; the largest river (by volume), the Amazon River; the longest mountain range, the
Calhoun Falls, South Carolina South Carolina Highway 81. The former links the town with Elberton, Georgia, Athens, Georgia, and ultimately Atlanta to the west; and Abbeville, Greenwood, and ultimately metro Charlotte to the east. The latter links the town with Anderson to the north and McCormick to the south. Highway 72 has recently been re-routed around downtown Calhoun Falls as a four-lane 45-mph bypass. According to the United States Census Bureau, the town has a total area of , of which is land and , or 2.14%, is water. There are two public schools in Calhoun Falls: John C. Calhoun Elementary School and Calhoun