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Gondwana (/ ɡ ɒ n d ˈ w ɑː n ə /) [1] was a large landmass, sometimes referred to as a supercontinent.The remnants of Gondwana make up around two-thirds of today's continental area, including South America, Africa, Antarctica, Australia, Zealandia, Arabia, and the Indian subcontinent.
Varner–Hogg Plantation State Historic Site†⁕⁑ More images: 1702 N. 13th St. West Columbia: Brazoria: THC Washington-on-the-Brazos State Historic Site: More images: 23400 Park Road 12: Washington: Washington
This is a List of National Historic Landmarks in Georgia. The United States National Historic Landmark program is operated under the auspices of the National Park Service , and recognizes structures, districts, objects, and similar resources according to a list of criteria of national significance.
The Art Deco monument is topped with a 220-ton star that commemorates the site of the Battle of San Jacinto, the decisive battle of the Texas Revolution. The monument, constructed between 1936 and 1939 and dedicated on April 21, 1939, is the world's tallest masonry column [4] and is part of the San Jacinto Battleground State Historic Site. [5]
According to a more recent theory, Gondwana formed over an extended period from accretion of independent terranes. The Mozambique Belt rocks formed from magmatic underplating and a period of residence in the mid-lower crust followed by cooling between 640 and 620 million years ago. The rocks were exhumed over 500 million years ago.
Georgia ratified the convention on 4 November 1992. [3] As of 2020, Georgia has four sites on the list and a further fourteen on the tentative list. The first two sites inscribed to the list were the Historical Monuments of Mtskheta and the site comprising Bagrati Cathedral and Gelati Monastery, in 1994.
Pangaea formed during the closure of the Rheic Ocean 330 Mya (early Carboniferous) (view centred on 30°S,30°E) The subduction of the Iapetus Ocean resulted in the first contact between Laurussia and Gondwana in the Late Devonian and terminated in full collision or the Variscan orogeny in the early Carboniferous (340 Mya). [23]
Etowah Indian Mounds are a 54-acre (220,000 m 2) archaeological site in Bartow County, Georgia, south of Cartersville.Built and occupied in three phases, from 1000–1550 CE, the prehistoric site is located on the north shore of the Etowah River.