The Amazon rainforest produces more than 20% the world's oxygen supply.
182
Check your map! Virginia extends farther west than West Virginia.
67
Every person in the world can fit in Texas and be given over 1000 sq ft in which to live.
14
The average ice berg weighs 20,000,000 tons!
54
An earthquake on Dec. 16, 1811 caused parts of the Mississippi River to flow backwards.
243
Longest officially recognized place name is Taumatawhakatangihangakoauauotamateapokaiwhenuakitanatahu.
112
The water of the Antarctica is so cold that nothing can rot there.
334