In 1850, only 8% of the people in California were women.
0
The Sahara desert expands at about 1km per month.
90
Europe is the only continent without a desert.
62
The 'King Ranch' in Texas is bigger than the state of Rhode Island.
49
One cubic mile of seawater contains about 50 pounds of gold.
79
A volcano has enough power to shoot ash as high as 50 km into the atmosphere.
59
The Dallas/Ft. Worth airport is larger than New York City's Manhattan Island.
62