The longest cave in the world is the 'Mammoth Cave System' in the USA at 560,000 mtrs deep!
63
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 names of the continents all end with the same letter with which they start, excluding the North and South infront of AmericA.
86
Forest fires move faster uphill than downhill.
52
It takes a drop of ocean water more than 1,000 years to circulate around the world.
61
More than 25% of the world's forests are in Siberia.
51