The Caspian Sea is also classed as the world's largest lake.
52
Forest fires move faster uphill than downhill.
52
10 of the tributaries flowing into the Amazon river are as big as the Mississippi river.
41
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
The state of Florida is bigger than England!
74
Connecticut and Rhode Island never ratified the 18th Amendment (Prohibition).
25
The 'King Ranch' in Texas is bigger than the state of Rhode Island.
49
Australia's Great Barrier Reef is 1,250 miles long!
45