An earthquake on Dec. 16, 1811 caused parts of the Mississippi River to flow backwards.
243
The Dallas/Ft. Worth airport is larger than New York City's Manhattan Island.
62
A waterfall known as The Devil's Kettle empties water into a hole and nobody knows where it ends up!
18
The water between India and Sri Lanka is only 3-30 feet deep and was purportedly passable on foot until 1480 AD when a cyclone moved some sand around.
1
The 'King Ranch' in Texas is bigger than the state of Rhode Island.
49
More than 25% of the world's forests are in Siberia.
51
10 of the tributaries flowing into the Amazon river are as big as the Mississippi river.
41
Australia's Great Barrier Reef is 1,250 miles long!
45