A waterfall known as The Devil's Kettle empties water into a hole and nobody knows where it ends up!
18
The state of Florida is bigger than England!
74
Mexico City is built on top of an underground resevoir!
47
Louisiana is the only state that grows in land area every year (Due to alluvial deposits from the Mississippi River).
41
Venice Island was built on a foundation of tree trunks. 1200 years later, those same trunks still support almost all of central Venice.
8
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
The Caspian Sea is also classed as the world's largest lake.
52
The average ice berg weighs 20,000,000 tons!
54