Israel's Dead Sea is 1,312 feet below sea level.
48
It takes a drop of ocean water more than 1,000 years to circulate around the world.
61
Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55
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
Louisiana is the only state that grows in land area every year (Due to alluvial deposits from the Mississippi River).
41
The average ice berg weighs 20,000,000 tons!
54
The Atlantic Ocean is saltier than the Pacific Ocean.
54
The warmest temperature ever recorded on Antarctica was 3 degrees F.
175