The Caspian Sea is also classed as the world's largest lake.
52
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 warmest temperature ever recorded on Antarctica was 3 degrees F.
175
Mexico City is built on top of an underground resevoir!
47
Check your map! The Pacific entrance of the Panama Canal is farther East than the Atlantic entrance.
40
In one day, a full grown redwood tree expels more than 2 tons of water through its leaves.
56
Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55
There are more than 50,000 earthquakes throughout the world every year!
47