If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
The 'King Ranch' in Texas is bigger than the state of Rhode Island.
49
The water of the Antarctica is so cold that nothing can rot there.
334
In 1850, only 8% of the people in California were women.
0
More than a dozen men have stood on the surface of the moon, but only three have been to Challenger Deep in the Marianas Trench, the deepest known spot in the ocean.
17
Australia's Great Barrier Reef is 1,250 miles long!
45
The Niagara Falls moves upstream at an average rate of about 295ft a century!
48