Yarlung Tsangpo Grand Canyon
Xizang Zizhiqu
The Yarlung Tsangpo Grand Canyon, located in the Tibet Autonomous Region of China, is the deepest canyon on Earth and slightly longer than the Grand Canyon in the United States. Stretching approximately 504.6 kilometers, it carves through the eastern Himalayas, bending around Mount Namcha Barwa, which rises to 7,782 meters. The canyon reaches an average depth of about 2,268 meters, with its deepest point plunging to 6,009 meters, making it a remarkable geological marvel. The Yarlung Tsangpo River originates near Mount Kailash and flows eastward, dropping from 2,900 meters near Pei to 660 meters at the Indian border, where it becomes the Brahmaputra River. This vast gorge hosts a diverse range of climatic zones, from subtropical to Arctic, supporting multiple vegetation types including tropical rainforests, temperate coniferous forests, and alpine tundra. It shelters rare species such as the takin and the South Tibetan cypress, the tallest tree in Asia discovered in 2023. The canyon has fascinated explorers since the 19th century, with British expeditions confirming the Tsangpo's connection to the Brahmaputra. Its rugged terrain and unique ecosystem make it an exceptional natural wonder of global significance.
ヒント: Visitors should plan their trip during the dry season from October to April for better weather and accessibility. Due to the canyon's remote and challenging terrain, arranging guided tours and securing permits in advance is recommended. While exploring, be prepared for significant altitude changes and variable climate zones. Discounts or concessions may be available for certain groups, so checking with local authorities or tour operators beforehand is advisable.
興味深い事実
- •The canyon is the deepest on land with depths reaching 6,009 meters (19,714 feet).
- •It is slightly longer than the Grand Canyon in the USA, measuring about 504.6 kilometers (313.5 miles).
- •The South Tibetan cypress found here, discovered in 2023, is the tallest tree in Asia at over 102 meters tall.
- •The canyon spans multiple climate zones from subtropical to Arctic, supporting diverse vegetation.
- •Early British expeditions used marked logs to confirm the river's course, a plan complicated by the imprisonment of the explorer Kinthup.
歴史
The Yarlung Tsangpo Grand Canyon has long been a subject of intrigue.
Western interest began in the 19th century when British explorers sought to confirm the river's course, suspecting it was the upper Brahmaputra.
Early attempts by Indian 'pundits' to navigate the gorge were thwarted by its impenetrable terrain.
In 1913, an expedition finally confirmed the river's identity, and subsequent explorations in the 1920s mapped key features such as the Rainbow Falls.
The canyon's geological formation is tied to the uplift of the Himalayas, with its dramatic depths shaped by tectonic activity over millions of years.
場所ガイド
Namcha Barwa Mountain
A towering peak at 7,782 meters that the canyon bends around, forming part of the dramatic Himalayan landscape.
Rainbow Falls1924
A notable waterfall within the canyon named by explorer Frank Kingdon-Ward during his 1924 expedition, known for its scenic beauty though smaller than initially expected.
Yarlung Tsangpo River Course
The river flows from near Mount Kailash, descending dramatically through the canyon before entering India as the Brahmaputra River.