The average ice berg weighs 20,000,000 tons!
54
Australia's Great Barrier Reef is 1,250 miles long!
45
Check your map! The Pacific entrance of the Panama Canal is farther East than the Atlantic entrance.
40
There are more than 50,000 earthquakes throughout the world every year!
47
It's still possible to see the division between East and West Germany due to different light bulbs.
5
Forest fires move faster uphill than downhill.
52
The Sahara desert expands at about 1km per month.
90
Check your map! Virginia extends farther west than West Virginia.
67