Israel's Dead Sea is 1,312 feet below sea level.
48
The longest cave in the world is the 'Mammoth Cave System' in the USA at 560,000 mtrs deep!
63
It takes a drop of ocean water more than 1,000 years to circulate around the world.
61
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
The water of the Antarctica is so cold that nothing can rot there.
334
The Sahara desert expands at about 1km per month.
90
Europe is the only continent without a desert.
62
The 'King Ranch' in Texas is bigger than the state of Rhode Island.
49