The Atlantic Ocean is saltier than the Pacific Ocean.
54
One cubic mile of seawater contains about 50 pounds of gold.
79
The North Atlantic gets 2.5 centimetres (1in) wider every year.
119
The state with the longest coastline in the Continental U.S. is Michigan.
31
The state of Florida is bigger than England!
74
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
Forest fires move faster uphill than downhill.
52
Mexico City is built on top of an underground resevoir!
47