Correction for the size of The Grand Canyon
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How big is 450,000,000 gallons?
It's about 0.0000004 times as big as The Grand Canyon
The size of The Grand Canyon is about 1,100,000,000,000,000.000000000000000000 gallons.
(Coconino County and Mohave Counties, Arizona, near Fredonia and Grand Canyon, Arizona)
A dynamic and continuously changing landscape, the Grand Canyon has an approximate volume of 1,100,000,000,000,000.000000000000000000 gallons. The strata of the rock visible in the Canyon's walls display nearly 2 billion years of geological history.