If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
The Dallas/Ft. Worth airport is larger than New York City's Manhattan Island.
62
Venice Island was built on a foundation of tree trunks. 1200 years later, those same trunks still support almost all of central Venice.
8
Even Antarctica has an area code. It's 672.
58
The city of Houston, Texas is built on a swamp and is slowly sinking!
89
An earthquake on Dec. 16, 1811 caused parts of the Mississippi River to flow backwards.
243
The Amazon rainforest produces more than 20% the world's oxygen supply.
182
The 'King Ranch' in Texas is bigger than the state of Rhode Island.
49