If Manhattan had the same population density as Alaska, there would only be 15 people living there.
138
Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55
The Dallas/Ft. Worth airport is larger than New York City's Manhattan Island.
62
Every year, Alaska has about 5,000 earthquakes.
31
Australia's Great Barrier Reef is 1,250 miles long!
45
The state with the longest coastline in the Continental U.S. is Michigan.
31
It takes a drop of ocean water more than 1,000 years to circulate around the world.
61