A volcano has enough power to shoot ash as high as 50 km into the atmosphere.
59
Every person in the world can fit in Texas and be given over 1000 sq ft in which to live.
14
Check your map! Virginia extends farther west than West Virginia.
67
The Amazon rainforest produces more than 20% the world's oxygen supply.
182
If Manhattan had the same population density as Alaska, there would only be 15 people living there.
138
The Sahara desert expands at about 1km per month.
90
The water between India and Sri Lanka is only 3-30 feet deep and was purportedly passable on foot until 1480 AD when a cyclone moved some sand around.
1