The city of Houston, Texas is built on a swamp and is slowly sinking!
89
In one day, a full grown redwood tree expels more than 2 tons of water through its leaves.
56
Venice Island was built on a foundation of tree trunks. 1200 years later, those same trunks still support almost all of central Venice.
8
Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55
Every person in the world can fit in Texas and be given over 1000 sq ft in which to live.
14
Longest officially recognized place name is Taumatawhakatangihangakoauauotamateapokaiwhenuakitanatahu.
112
If Manhattan had the same population density as Alaska, there would only be 15 people living there.
138
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