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4f5e4fbae3b1c537f10f12663e5fb6a71
2011-03-30 14:30:31

Researchers from the Wildlife Conservation Society have stumbled upon a geological colossus in a remote corner of Afghanistan: a natural stone arch spanning more than 200 feet across its base.


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Arches National Park
2013-04-17 22:35:47

Arches National Park is located in eastern Utah, close to Moab, Utah, in the United States and holds 76,679 acres of protected land. The park protects over 2,000 arches, which are made of sandstone, including Delicate Arch and many other geological formations. Forty-three of these arches have fallen since 1970, due to erosion. The highest point in the park is Elephant Butte, which reaches 5,653 feet, and the lowest point is found at the visitor center at an elevation of 4,085 feet. The...

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Word of the Day
pawl
  • A pivoted catch designed to fall into a notch on a ratchet wheel so as to allow movement in only one direction (e.g. on a windlass or in a clock mechanism), or alternatively to move the wheel in one direction.
The word 'pawl' probably comes from a Latin word meaning 'stake'.
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