The Atlantic Ocean is saltier than the Pacific Ocean.
54
Even Antarctica has an area code. It's 672.
58
There are more than 50,000 earthquakes throughout the world every year!
47
The water of the Antarctica is so cold that nothing can rot there.
334
It takes a drop of ocean water more than 1,000 years to circulate around the world.
61
Europe is the only continent without a desert.
62
The longest cave in the world is the 'Mammoth Cave System' in the USA at 560,000 mtrs deep!
63
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119