The Caspian Sea is also classed as the world's largest lake.
52
Check your map! The Pacific entrance of the Panama Canal is farther East than the Atlantic entrance.
40
In 1850, only 8% of the people in California were women.
0
The longest cave in the world is the 'Mammoth Cave System' in the USA at 560,000 mtrs deep!
63
The Amazon rainforest produces more than 20% the world's oxygen supply.
182
There are approximately three chickens for every human on Earth.
13
In one day, a full grown redwood tree expels more than 2 tons of water through its leaves.
56
There's a lake under Antarctica that is 25 million years old called Lake Vostok.
109