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
Tin Mine Falls Tin Mine Falls The Tin Mine Falls is a cascade waterfall located in the remote Pilot Wilderness Area within the Kosciuszko National Park in the Snowy Mountains region of New South Wales, Australia. Described from top to bottom, the falls consist of non-segmented tiered cascades over bedrock with a few smaller plunges, followed by a single large plunge into a pool. The falls are recessed into a "punchbowl" feature making it impossible to view the entire waterfall from a single location on the ground. The falls are located in remote country within the Kosciuszko National Park. The closest access point