The North Atlantic gets 2.5 centimetres (1in) wider every year.
The names of the continents all end with the same letter with which they start, excluding the North and South infront of AmericA.
A volcano has enough power to shoot ash as high as 50 km into the atmosphere.
An earthquake on Dec. 16, 1811 caused parts of the Mississippi River to flow backwards.
The 'King Ranch' in Texas is bigger than the state of Rhode Island.
The Atlantic Ocean is saltier than the Pacific Ocean.
10 of the tributaries flowing into the Amazon river are as big as the Mississippi river.
Australia's Great Barrier Reef is 1,250 miles long!
Check your map! The Pacific entrance of the Panama Canal is farther East than the Atlantic entrance.
Check your map! Virginia extends farther west than West Virginia.
Connecticut and Rhode Island never ratified the 18th Amendment (Prohibition).
Europe is the only continent without a desert.
Even Antarctica has an area code. It's 672.
Every year, Alaska has about 5,000 earthquakes.
Forest fires move faster uphill than downhill.
If Manhattan had the same population density as Alaska, there would only be 15 people living there.
In one day, a full grown redwood tree expels more than 2 tons of water through its leaves.
Israel's Dead Sea is 1,312 feet below sea level.