The city of Houston, Texas is built on a swamp and is slowly sinking!
89
10 of the tributaries flowing into the Amazon river are as big as the Mississippi river.
41
The state with the longest coastline in the Continental U.S. is Michigan.
31
Mexico City is built on top of an underground resevoir!
47
Europe is the only continent without a desert.
62
The Caspian Sea is also classed as the world's largest lake.
52
The state of Florida is bigger than England!
74
It's still possible to see the division between East and West Germany due to different light bulbs.
5