Guiana Shield Guiana Shield The Guiana Shield is one of the three cratons of the South American Plate. It is a 1.7 billion-year-old Precambrian geological formation in northeast South America that forms a portion of the northern coast. The higher elevations on the shield are called the Guiana Highlands, which is where the table-like mountains called tepuis are found. The Guiana Highlands are also the source of some of the world's most spectacular waterfalls such as Angel Falls, Kaieteur Falls and Kuquenan Falls. The Guiana Shield underlies Guyana (previously British Guiana), Suriname (previously Dutch Guiana) and French Guiana (or Guyane), most of
South Glens Falls, New York with more than half of the teaching staff having 20 years of classroom experience. Total per pupil costs are among the lowest in Saratoga County and is governed by a nine-member Board of Education. South Glens Falls Central School District Website South Glens Falls Senior High School, locally known as South High, is the host of the annual South High Marathon Dance, where high school students raise money for families, individuals, or causes identified as in need. The inaugural event, in 1978, raised about $1500 for the local Emergency Squad. As of 2016, the Marathon Dance had raised a cumulative