Forest fires move faster uphill than downhill.
52
Connecticut and Rhode Island never ratified the 18th Amendment (Prohibition).
25
It takes a drop of ocean water more than 1,000 years to circulate around the world.
61
Venice Island was built on a foundation of tree trunks. 1200 years later, those same trunks still support almost all of central Venice.
8
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
In one day, a full grown redwood tree expels more than 2 tons of water through its leaves.
56