The largest drain hole in the world

The largest drain hole in the world

Located in northern California, the Monticello Dam’s is the largest morning glory spillway all ov...概要を表示 Located in northern California, the Monticello Dam’s is the largest morning glory spillway all over the world. This funnel-shaped outlet, allows water to bypass the dam when it reaches capacity, as it swallows a rate of 48,400 cubic feet per second (1370 m³/s). The distance from the funnel to the exit point - which is situated in the south side of the canyon - is about 700 feet. This type of spill

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