10 of the tributaries flowing into the Amazon river are as big as the Mississippi river.
41
There are more than 50,000 earthquakes throughout the world every year!
47
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
Longest officially recognized place name is Taumatawhakatangihangakoauauotamateapokaiwhenuakitanatahu.
112
The water of the Antarctica is so cold that nothing can rot there.
334