The full moon causes a tidal wave to roll up the Amazon river once in day and once in night for a period of only three weeks in a year. This results in continuous 4m high wave that can be surfed for up to 13km.
14
There are approximately three million shipwrecks on the ocean floor, worth billions in value and treasure.
22
A type of strawberry that almost became extinct is now being sold in Europe. It tastes like pineapple so they call it pineberry.
13
During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
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