The Caspian Sea is also classed as the world's largest lake.
52
There's a lake under Antarctica that is 25 million years old called Lake Vostok.
109
The names of the continents all end with the same letter with which they start, excluding the North and South infront of AmericA.
86
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119
The warmest temperature ever recorded on Antarctica was 3 degrees F.
175
More than 25% of the world's forests are in Siberia.
51
The Niagara Falls moves upstream at an average rate of about 295ft a century!
48