Israel's Dead Sea is 1,312 feet below sea level.
48
There's a lake under Antarctica that is 25 million years old called Lake Vostok.
109
Check your map! The Pacific entrance of the Panama Canal is farther East than the Atlantic entrance.
40
The Amazon rainforest produces more than 20% the world's oxygen supply.
182
The water between India and Sri Lanka is only 3-30 feet deep and was purportedly passable on foot until 1480 AD when a cyclone moved some sand around.
1
The warmest temperature ever recorded on Antarctica was 3 degrees F.
175
The Sahara desert expands at about 1km per month.
90
Every year, Alaska has about 5,000 earthquakes.
31