A volcano has enough power to shoot ash as high as 50 km into the atmosphere.
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The Caspian Sea is also classed as the world's largest lake.
52
More than a dozen men have stood on the surface of the moon, but only three have been to Challenger Deep in the Marianas Trench, the deepest known spot in the ocean.
17
A waterfall known as The Devil's Kettle empties water into a hole and nobody knows where it ends up!
18
The warmest temperature ever recorded on Antarctica was 3 degrees F.
175
There are more than 50,000 earthquakes throughout the world every year!
47
The Dallas/Ft. Worth airport is larger than New York City's Manhattan Island.
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