Israel's Dead Sea is 1,312 feet below sea level.
48
The city of Houston, Texas is built on a swamp and is slowly sinking!
89
Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55
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
The Caspian Sea is also classed as the world's largest lake.
52
In one day, a full grown redwood tree expels more than 2 tons of water through its leaves.
56
One cubic mile of seawater contains about 50 pounds of gold.
79