A volcano has enough power to shoot ash as high as 50 km into the atmosphere.
59
Europe is the only continent without a desert.
62
More than a dozen men have stood on the surface of the moon, but only three have been to Challenger Deep in the Marianas Trench, the deepest known spot in the ocean.
17
Israel's Dead Sea is 1,312 feet below sea level.
48
The average ice berg weighs 20,000,000 tons!
54
The state of Florida is bigger than England!
74
The city of Houston, Texas is built on a swamp and is slowly sinking!
89