The state with the longest coastline in the Continental U.S. is Michigan.
31
The city of Houston, Texas is built on a swamp and is slowly sinking!
89
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
In 1850, only 8% of the people in California were women.
0
A waterfall known as The Devil's Kettle empties water into a hole and nobody knows where it ends up!
18
If Manhattan had the same population density as Alaska, there would only be 15 people living there.
138
Europe is the only continent without a desert.
62