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The mountain rises almost 790 feet (240 m) from the Cam Lo River bottom and sits astride several major infiltration routes from North Vietnam and Laos. The visually dominating figure, which would come to be a familiar landmark for soldiers fighting the war for the DMZ, sits just one kilometer from the vital Route 9. Impressive as it was within ...
The helicopters would deliver personnel and needed supplies, such as power generators and diesel fuel, to the remotely located sites. One of the most important of these sites was at Lima Site 85 on top of a 5800' karst mountain, 19 km south of the Laotian/North Vietnam border and 125 miles southwest of Hanoi. LS85 also was supplied with super ...
Hạ Long Bay is a mature karst landscape developed during a warm, wet, tropical climate. The sequence of stages in the evolution of a karst landscape over a period of 20 million years requires a combination of several distinct elements including a massive thickness of limestone, a hot wet climate and slow overall tectonic up lift.
Karst topography is a geological formation shaped by the dissolution of a layer or layers of soluble bedrock, usually carbonate rock such as limestone or dolomite, but also in gypsum. [1] It has also been documented for weathering -resistant rocks, such as quartzite , given the right conditions. [ 2 ]
Global distribution of major outcrops of carbonate rocks (mainly limestone, except evaporites). The English word karst was borrowed from German Karst in the late 19th century, [6] which entered German usage much earlier, [7] to describe a number of geological, geomorphological, and hydrological features found within the range of the Dinaric Alps, stretching from the northeastern corner of ...
The Vietnam War (1 November 1955 [A 1] – 30 April 1975) was an armed conflict in Vietnam, Laos, and Cambodia fought between North Vietnam (Democratic Republic of Vietnam) and South Vietnam (Republic of Vietnam) and their allies.
The battle took place on Dong Ap Bia (Ap Bia Mountain, Vietnamese: Đồi A Bia) in the rugged, jungle-shrouded mountains of South Vietnam, 1.2 miles (1.9 km) from the Laotian border. [6] Rising from the floor of the western A Sầu Valley, Ap Bia Mountain is a solitary massif, unconnected to the ridges of the surrounding Annamite Range. It ...
Operation Imperial Lake was a U.S. Marine Corps, Republic of Korea Marine Corps and U.S. Army operation in the Quế Sơn District, Quảng Nam Province, South Vietnam that took place from 1 September 1970, to 7 May 1971. It was the last operation of the 1st Marine Division during the Vietnam War.