Every year, Alaska has about 5,000 earthquakes.
31
Venice Island was built on a foundation of tree trunks. 1200 years later, those same trunks still support almost all of central Venice.
8
The Amazon rainforest produces more than 20% the world's oxygen supply.
182
The warmest temperature ever recorded on Antarctica was 3 degrees F.
175
More than 25% of the world's forests are in Siberia.
51
There are approximately three chickens for every human on Earth.
13
The Dallas/Ft. Worth airport is larger than New York City's Manhattan Island.
62