The Dallas/Ft. Worth airport is larger than New York City's Manhattan Island.
62
If Manhattan had the same population density as Alaska, there would only be 15 people living there.
138
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119
In one day, a full grown redwood tree expels more than 2 tons of water through its leaves.
56
Australia's Great Barrier Reef is 1,250 miles long!
45
Even Antarctica has an area code. It's 672.
58
The state of Florida is bigger than England!
74
More than 25% of the world's forests are in Siberia.
51