It's still possible to see the division between East and West Germany due to different light bulbs.
5
A volcano has enough power to shoot ash as high as 50 km into the atmosphere.
59
One cubic mile of seawater contains about 50 pounds of gold.
79
If Manhattan had the same population density as Alaska, there would only be 15 people living there.
138
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