It takes a drop of ocean water more than 1,000 years to circulate around the world.
61
There are approximately three chickens for every human on Earth.
13
There are more than 50,000 earthquakes throughout the world every year!
47
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
Forest fires move faster uphill than downhill.
52
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181