The longest cave in the world is the 'Mammoth Cave System' in the USA at 560,000 mtrs deep!
63
Check your map! The Pacific entrance of the Panama Canal is farther East than the Atlantic entrance.
40
Every person in the world can fit in Texas and be given over 1000 sq ft in which to live.
14
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
There are more than 50,000 earthquakes throughout the world every year!
47
It's still possible to see the division between East and West Germany due to different light bulbs.
5
Mexico City is built on top of an underground resevoir!
47