Amazing Facts About Earth
A belief of some Native Americans was that the earth is supported by a giant tortoise, which made the earth tremble each time it took a step.
Amazing photos (part 9)
Amazing Facts About Earth:
Holes drilled as deep as 5 miles into the Earth’s reveal that the rock temperature increases about 37 degrees Fahrenheit per 320 feet. Even on the deepest sea floor, rock remains slightly above freezing.
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