The city of Houston, Texas is built on a swamp and is slowly sinking!
89
The state with the longest coastline in the Continental U.S. is Michigan.
31
Forest fires move faster uphill than downhill.
52
The Caspian Sea is also classed as the world's largest lake.
52
Check your map! Virginia extends farther west than West Virginia.
67
There's a lake under Antarctica that is 25 million years old called Lake Vostok.
109
More than 25% of the world's forests are in Siberia.
51
The Dallas/Ft. Worth airport is larger than New York City's Manhattan Island.
62