Australia's Great Barrier Reef is 1,250 miles long!
45
The Niagara Falls moves upstream at an average rate of about 295ft a century!
48
One cubic mile of seawater contains about 50 pounds of gold.
79
There are more than 50,000 earthquakes throughout the world every year!
47
Forest fires move faster uphill than downhill.
52
The water of the Antarctica is so cold that nothing can rot there.
334
Check your map! Virginia extends farther west than West Virginia.
67
It's still possible to see the division between East and West Germany due to different light bulbs.
5