Glory Hole of Berryessa Lake

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Lake Berryessa is the largest lake in Napa County, California. This reservoir in the Vaca Mountains is formed by the Monticello Dam, which provides water and hydroelectricity to the North Bay region of the San Francisco Bay Area. The reservoir was named for the first European settlers in the Berryessa Valley. Huge drain hole at Lake Berryessa Monticello dam is known as “The Glory Hole”,this strange feature is an open bell-mouth spillway, 72 feet in diameter. The pipe has a straight drop of 200 feet and the diameter shrinks down to about 28 feet. In 1997 a woman was killed after being pulled inside the spillway.

glory hole Glory Hole of Berryessa Lake

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glory hole1 Glory Hole of Berryessa Lake

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glory hole2 Glory Hole of Berryessa Lake

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Great Blue Hole, Belize

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The Great Blue Hole is a large underwater sinkhole off the coast of Belize. It lies near the center of Lighthouse Reef, a small atoll 62 miles from the mainland of Belize City. This large submarine vertical cave measures 984 feet in diameter and 407 feet deep. With its beautiful, clear water and the variety of wild marine life residing in its depths, the enormous blue hole is a popular scuba diving destination. Jacques Cousteau revealed the secrets of the mysterious Blue Hole to millions of viewers in 1971 through the television series The Undersea World of Jaques-Yves Cousteau. The Great Blue Hole is part of the larger Belize Barrier Reef Reserve System, a World Heritage site of the United Nations Educational, Scientific and Cultural Organization.

great blue hole Great Blue Hole, Belize

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