The Sahara desert expands at about 1km per month.
90
Check your map! The Pacific entrance of the Panama Canal is farther East than the Atlantic entrance.
40
Venice Island was built on a foundation of tree trunks. 1200 years later, those same trunks still support almost all of central Venice.
8
The Amazon rainforest produces more than 20% the world's oxygen supply.
182
Check your map! Virginia extends farther west than West Virginia.
67
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
There are more than 50,000 earthquakes throughout the world every year!
47