The Dallas/Ft. Worth airport is larger than New York City's Manhattan Island.
62
More than 25% of the world's forests are in Siberia.
51
It takes a drop of ocean water more than 1,000 years to circulate around the world.
61
Check your map! Virginia extends farther west than West Virginia.
67
Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55
In one day, a full grown redwood tree expels more than 2 tons of water through its leaves.
56
The Atlantic Ocean is saltier than the Pacific Ocean.
54
It's still possible to see the division between East and West Germany due to different light bulbs.
5