Check your map! The Pacific entrance of the Panama Canal is farther East than the Atlantic entrance.
40
The average ice berg weighs 20,000,000 tons!
54
A volcano has enough power to shoot ash as high as 50 km into the atmosphere.
59
The Amazon rainforest produces more than 20% the world's oxygen supply.
182
In 1850, only 8% of the people in California were women.
0
The Caspian Sea is also classed as the world's largest lake.
52
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119
