Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55
The city of Houston, Texas is built on a swamp and is slowly sinking!
89
The Caspian Sea is also classed as the world's largest lake.
52
The warmest temperature ever recorded on Antarctica was 3 degrees F.
175
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 state with the longest coastline in the Continental U.S. is Michigan.
31
The Niagara Falls moves upstream at an average rate of about 295ft a century!
48
There are approximately three chickens for every human on Earth.
13