If Manhattan had the same population density as Alaska, there would only be 15 people living there.
138
The Dallas/Ft. Worth airport is larger than New York City's Manhattan Island.
62
A volcano has enough power to shoot ash as high as 50 km into the atmosphere.
59
The Amazon rainforest produces more than 20% the world's oxygen supply.
182
Mexico City is built on top of an underground resevoir!
47
One cubic mile of seawater contains about 50 pounds of gold.
79
The names of the continents all end with the same letter with which they start, excluding the North and South infront of AmericA.
86
The warmest temperature ever recorded on Antarctica was 3 degrees F.
175