The Dallas/Ft. Worth airport is larger than New York City's Manhattan Island.
62
In 1850, only 8% of the people in California were women.
0
More than 25% of the world's forests are in Siberia.
51
The Caspian Sea is also classed as the world's largest lake.
52
There are more than 50,000 earthquakes throughout the world every year!
47
It takes a drop of ocean water more than 1,000 years to circulate around the world.
61
More than a dozen men have stood on the surface of the moon, but only three have been to Challenger Deep in the Marianas Trench, the deepest known spot in the ocean.
17