There are more than 50,000 earthquakes throughout the world every year!
47
Venice Island was built on a foundation of tree trunks. 1200 years later, those same trunks still support almost all of central Venice.
8
Check your map! The Pacific entrance of the Panama Canal is farther East than the Atlantic entrance.
40
The Atlantic Ocean is saltier than the Pacific Ocean.
54
The Amazon rainforest produces more than 20% the world's oxygen supply.
182
In one day, a full grown redwood tree expels more than 2 tons of water through its leaves.
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Forest fires move faster uphill than downhill.
52