An earthquake on Dec. 16, 1811 caused parts of the Mississippi River to flow backwards.
243
The Atlantic Ocean is saltier than the Pacific Ocean.
54
The Niagara Falls moves upstream at an average rate of about 295ft a century!
48
More than 25% of the world's forests are in Siberia.
51
It's still possible to see the division between East and West Germany due to different light bulbs.
5
Venice Island was built on a foundation of tree trunks. 1200 years later, those same trunks still support almost all of central Venice.
8
The Dallas/Ft. Worth airport is larger than New York City's Manhattan Island.
62
The water of the Antarctica is so cold that nothing can rot there.
334