The city of Houston, Texas is built on a swamp and is slowly sinking!
89
Israel's Dead Sea is 1,312 feet below sea level.
48
The average ice berg weighs 20,000,000 tons!
54
10 of the tributaries flowing into the Amazon river are as big as the Mississippi river.
41
The Amazon rainforest produces more than 20% the world's oxygen supply.
182
The names of the continents all end with the same letter with which they start, excluding the North and South infront of AmericA.
86
The 'King Ranch' in Texas is bigger than the state of Rhode Island.
49
Check your map! Virginia extends farther west than West Virginia.
67