The warmest temperature ever recorded on Antarctica was 3 degrees F.
175
The city of Houston, Texas is built on a swamp and is slowly sinking!
89
Venice Island was built on a foundation of tree trunks. 1200 years later, those same trunks still support almost all of central Venice.
8
Check your map! The Pacific entrance of the Panama Canal is farther East than the Atlantic entrance.
40
More than 25% of the world's forests are in Siberia.
51
The Amazon rainforest produces more than 20% the world's oxygen supply.
182
Australia's Great Barrier Reef is 1,250 miles long!
45
The water between India and Sri Lanka is only 3-30 feet deep and was purportedly passable on foot until 1480 AD when a cyclone moved some sand around.
1