Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
55
Israel's Dead Sea is 1,312 feet below sea level.
48
The longest cave in the world is the 'Mammoth Cave System' in the USA at 560,000 mtrs deep!
63
Check your map! The Pacific entrance of the Panama Canal is farther East than the Atlantic entrance.
40
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
Venice Island was built on a foundation of tree trunks. 1200 years later, those same trunks still support almost all of central Venice.
8