Even Antarctica has an area code. It's 672.
58
Every year, Alaska has about 5,000 earthquakes.
31
The Atlantic Ocean is saltier than the Pacific Ocean.
54
There's a lake under Antarctica that is 25 million years old called Lake Vostok.
109
Forest fires move faster uphill than downhill.
52
The state with the longest coastline in the Continental U.S. is Michigan.
31
The Caspian Sea is also classed as the world's largest lake.
52
More than 25% of the world's forests are in Siberia.
51