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The Guiana Highlands are also the source of some of the world's most well-known waterfalls such as Angel Falls, Kaieteur Falls and Cuquenan Falls. The Guiana Shield underlies Guyana (previously British Guiana), Suriname (previously Dutch Guiana), and French Guiana (or Guyane), much of southern Venezuela, as well as parts of Colombia and Brazil.
The Guayanan Highlands ecoregion is an "island" of higher land surrounded by lower grasslands and forests collectively known as the Guiana Shield. Most of the land drains into the Orinoco through the Ventuari, Caroní, Paragua and Caura rivers in Venezuela. In the south, it is drained by the Uraricoera and Branco rivers in Brazil into the ...
It is on the geological Guiana Shield craton, and is the Venezuelan part of the biogeographic Guayana Highlands and their tepuis (mesas). Its limits by the north and east is formed by the route of the rivers Orinoco, Atabapo and Negro Rivers; and by the south the borders with Brazil. The region occupies almost half of the territory of Venezuela ...
The ecoregion lies to the east of the lower Orinoco basin and covers about 65% of the northeast part of the ancient Guiana Shield. It is bounded to the south by the line of the Acarai and Tumuk Humak mountains, which defines the rim of the Amazon basin and the northern border of Brazil. A small part of the ecoregion in the east is in the lower ...
The Guayana Highlands — the higher elevations, plateaus, and tepuis (mesas) on the Guiana Shield craton of the South American Plate in northern South America. The heavily forested highlands , located in northern Brazil , Guyana , and Venezuela , have Tropical and subtropical moist broadleaf forest ecoregions .
The Guianan savanna (NT0707) is an ecoregion in the south of Venezuela, Guyana and Suriname and the north of Brazil. It is in the Amazon biome.The savanna covers an area of rolling upland plains on the Guiana Shield between the Amazon and Orinoco basins.
It is geologically part of the Guayana Shield and biogeographically part of the Guayana Highlands.The mountains form the divide between the Orinoco Valley to the north and the Amazon Basin to the south. They also serve as a natural boundary in the east–west direction, where they extend 800 kilometres (500 mi) to form a border marker between ...
The Wilhelminagebergte is part of the Tumucumaque Uplands of the Guiana Shield. [1] It belongs to the very ancient (Precambrian) Guiana Highlands. Most of it is in the Central Suriname Nature Reserve. [2] Its best-known peaks are the Julianatop, 1280 m and the country's highest peak, and the Tafelberg, 1026 m. The area is surrounded by tropical ...