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
Oxford Falls, New South Wales Oxford Falls, New South Wales Oxford Falls is a suburb of northern Sydney, in the state of New South Wales, Australia 20 kilometres north-east of the Sydney central business district in the local government area of Northern Beaches Council. Oxford Falls is part of the Northern Beaches region and also considered to be part of the Forest District, colloquially known as "The Forest". Alexander Bowen was granted here in 1878, which he named Bloodwood Gully. Oxford Falls was gazetted as the name of the suburb in 1902. Wakehurst Parkway is named after John de Vere Loder, 2nd Baron Wakehurst, the