Australia's Great Barrier Reef is 1,250 miles long!
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Israel's Dead Sea is 1,312 feet below sea level.
48
Even Antarctica has an area code. It's 672.
58
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119
The warmest temperature ever recorded on Antarctica was 3 degrees F.
175
The longest cave in the world is the 'Mammoth Cave System' in the USA at 560,000 mtrs deep!
63
The Atlantic Ocean is saltier than the Pacific Ocean.
54