The Caspian Sea is also classed as the world's largest lake.
52
The water of the Antarctica is so cold that nothing can rot there.
334
Europe is the only continent without a desert.
62
In one day, a full grown redwood tree expels more than 2 tons of water through its leaves.
56
Venice Island was built on a foundation of tree trunks. 1200 years later, those same trunks still support almost all of central Venice.
8
Australia's Great Barrier Reef is 1,250 miles long!
45