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
Turner Falls Turner Falls Turner Falls, an American waterfall, at , is locally considered Oklahoma's tallest waterfall, although its height matches one in Natural Falls State Park. The falls are located on Honey Creek in the Arbuckle Mountains in south central Oklahoma, south of Davis. Mazeppa Thomas Turner, a Scottish immigrant farmer who married Laura Johnson, a Chickasaw woman, settled in the area in 1878 and discovered the falls.The falls were named for him. Recreational use began in or before 1868. Today, the falls are part of Turner Falls Park, a city park operated by the city of Davis, Oklahoma. The Falls