Every year, Alaska has about 5,000 earthquakes.
31
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
A waterfall known as The Devil's Kettle empties water into a hole and nobody knows where it ends up!
18
The Niagara Falls moves upstream at an average rate of about 295ft a century!
48
The Amazon rainforest produces more than 20% the world's oxygen supply.
182
The Atlantic Ocean is saltier than the Pacific Ocean.
54
There are approximately three chickens for every human on Earth.
13
Venice Island was built on a foundation of tree trunks. 1200 years later, those same trunks still support almost all of central Venice.
8