68% of the universe is dark energy, and 27% is dark matter; both are invisible, even with our powerful telescopes. This means we have only seen 5% of the universe from earth.
There are 5 temples in Kyoto, Japan that have blood stained ceilings. The ceilings are made from the floorboards of a castle where warriors killed themselves after a long hold-off against an army. To this day, you can still see the outlines and footprints.
There is a snake, called the boomslang, whose venom causes you to bleed out from every orifice on your body. You may even turn blue from internal bleeding, and it can take up to 5 days to die from the bleeding.
1 in 5 people in France has experienced depression making it the most depressed country in the world.
If you take any number, double it, add 10, divide by 2, and subtract the original number, the answer is always 5.
Amsterdam pays alcoholics in beer to clean streets: 5 cans of beer for a day’s work, plus €10 and tobacco.