The names of the continents all end with the same letter with which they start, excluding the North and South infront of AmericA.
86
A waterfall known as The Devil's Kettle empties water into a hole and nobody knows where it ends up!
18
Australia's Great Barrier Reef is 1,250 miles long!
45
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
An earthquake on Dec. 16, 1811 caused parts of the Mississippi River to flow backwards.
243