The Amazon rainforest produces more than 20% the world's oxygen supply.
182
Even Antarctica has an area code. It's 672.
58
The state with the longest coastline in the Continental U.S. is Michigan.
31
Forest fires move faster uphill than downhill.
52
There are approximately three chickens for every human on Earth.
13
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