The city of Houston, Texas is built on a swamp and is slowly sinking!
89
Check your map! Virginia extends farther west than West Virginia.
67
There's a lake under Antarctica that is 25 million years old called Lake Vostok.
109
The water of the Antarctica is so cold that nothing can rot there.
334
Venice Island was built on a foundation of tree trunks. 1200 years later, those same trunks still support almost all of central Venice.
8
If Manhattan had the same population density as Alaska, there would only be 15 people living there.
138
A volcano has enough power to shoot ash as high as 50 km into the atmosphere.
59
The state with the longest coastline in the Continental U.S. is Michigan.
31