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
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 Amazon rainforest produces more than 20% the world's oxygen supply.
182
Israel's Dead Sea is 1,312 feet below sea level.
48
Australia's Great Barrier Reef is 1,250 miles long!
45