One cubic mile of seawater contains about 50 pounds of gold.
79
The names of the continents all end with the same letter with which they start, excluding the North and South infront of AmericA.
86
Venice Island was built on a foundation of tree trunks. 1200 years later, those same trunks still support almost all of central Venice.
8
There's a lake under Antarctica that is 25 million years old called Lake Vostok.
109
The city of Houston, Texas is built on a swamp and is slowly sinking!
89