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
Sioux Falls, South Dakota four counties, all of which are located in South Dakota: Lincoln, McCook, Minnehaha, and Turner. The estimated population of this MSA in 2017 was 259,094, an increase of 13.51% from the 2010 census. According to recent estimates, Lincoln County is the sixteenth-fastest-growing county (by percentage) in the United States. In addition to Sioux Falls, several cities and towns included in the metropolitan area are Canton, Brandon, Dell Rapids, Tea, Harrisburg, Worthing, Beresford, Lennox, Hartford, Crooks, Baltic, Montrose, Salem, Renner, Rowena, Chancellor, Colton, Humboldt, Parker, Hurley, Garretson, Sherman, Corson, Viborg, Irene, and Centerville. Sioux Falls has more than 70 parks and