There's a lake under Antarctica that is 25 million years old called Lake Vostok.
109
The names of the continents all end with the same letter with which they start, excluding the North and South infront of AmericA.
86
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
The city of Houston, Texas is built on a swamp and is slowly sinking!
89
The Niagara Falls moves upstream at an average rate of about 295ft a century!
48
Venice Island was built on a foundation of tree trunks. 1200 years later, those same trunks still support almost all of central Venice.
8
Connecticut and Rhode Island never ratified the 18th Amendment (Prohibition).
25