Every year, Alaska has about 5,000 earthquakes.
31
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
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The names of the continents all end with the same letter with which they start, excluding the North and South infront of AmericA.
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Check your map! The Pacific entrance of the Panama Canal is farther East than the Atlantic entrance.
40
Australia's Great Barrier Reef is 1,250 miles long!
45
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
The Atlantic Ocean is saltier than the Pacific Ocean.
54