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
Niagara Falls Country Club and Dudley) in 1916 and is nestled atop the Niagara escarpment. The course opened for play on June 1, 1919 and the head professional was Alfred "Alf" Campbell. The club has panoramic views of the Towns of Lewiston and Porter (the latter includes the Village of Youngstown) as well as Niagara-on-the-Lake, St. Catharines and Toronto in Canada. The Niagara Falls Country Club has hosted the Porter Cup, originally known as the "International Invitation at Niagara Falls Country Club", since its inception in 1959. Past champions of the Porter Cup include PGA Tour stars Phil Mickelson, David Duval, Scott Verplank and