Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55
A volcano has enough power to shoot ash as high as 50 km into the atmosphere.
59
The Atlantic Ocean is saltier than the Pacific Ocean.
54
If Manhattan had the same population density as Alaska, there would only be 15 people living there.
138
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
Venice Island was built on a foundation of tree trunks. 1200 years later, those same trunks still support almost all of central Venice.
8
Israel's Dead Sea is 1,312 feet below sea level.
48