It's still possible to see the division between East and West Germany due to different light bulbs.
5
One cubic mile of seawater contains about 50 pounds of gold.
79
10 of the tributaries flowing into the Amazon river are as big as the Mississippi river.
41
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
The water of the Antarctica is so cold that nothing can rot there.
334
The average ice berg weighs 20,000,000 tons!
54
Venice Island was built on a foundation of tree trunks. 1200 years later, those same trunks still support almost all of central Venice.
8