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Canyon. The Grand Canyon, Arizona, at the confluence of the Colorado River and Little Colorado River. A canyon (from Spanish: cañón; archaic British English spelling: cañon), [1] gorge or chasm, is a deep cleft between escarpments or cliffs resulting from weathering and the erosive activity of a river over geologic time scales. [2]
The gorge separates the major peaks of Dhaulagiri (8,167 m or 26,795 ft) on the west and Annapurna (8,091 m or 26,545 ft) on the east. The portion of the river directly between Dhaulagiri and Annapurna I (7 km or 4.3 mi downstream from Tukuche) is at an elevation of 2,520 m (8,270 ft), which is 5,571 m (18,278 ft) lower than Annapurna I. [4] As tectonic activity has forced the mountains higher ...
The Brahmaputra is a trans-boundary river which flows through Southwestern China, Northeastern India, and Bangladesh. It is known as Brahmaputra or Luit in Assamese, Yarlung Tsangpo in Tibetan, the Siang/Dihang River in Arunachali, and Jamuna River in Bengali. By itself, it is the 9th largest river in the world by discharge, and the 15th longest.
The Tallulah Gorge is a gorge formed by the Tallulah River cutting through the Tallulah Dome rock formation. The gorge is approximately 2 miles (3 km) long and almost 1,000 feet (300 m) deep. [1] The Tallulah Gorge is located next to the town of Tallulah Falls, Georgia. Tallulah Gorge State Park protects much of the gorge and its waterfalls.
The Columbia River Gorge is a canyon of the Columbia River in the Pacific Northwest of the United States. Up to 4,000 feet (1,200 m) deep, the canyon stretches for over eighty miles (130 km) as the river winds westward through the Cascade Range, forming the boundary between the state of Washington to the north and Oregon to the south. [1]
Defile (geography) In geography, a defile is a narrow pass or gorge between mountains or hills. The term originates from a military description of a route through which troops can march only in a narrow column or with a narrow front. [1] On emerging from a defile (or something similar) into open country, soldiers are said to "debouch".
Nitmiluk Gorge, a deep gorge carved through ancient sandstone by the Katherine River, is the central attraction of the park. Nitmiluk Gorge is made up of thirteen gorges, with rapids and falls, and follow the Katherine River, which begins in Kakadu.
The gorge has a unique ecosystem with species of animals and plants barely explored and affected by human influence. Its climate ranges from subtropical to Arctic, and it has several different vegetation zones: Lowland tropical forests, including the tropical rainforest and seasonal tropical forests; tropical montane and subtropical broad-leaved forest; subalpine temperate coniferous forest ...