Play-Doh was first manufactured as a wallpaper cleaner.
122
The largest hotel suite in the world is located 22 stories under the surface in the Grand Canyon Caverns. One night for two people in this 65 million year old cave is $700.
4
The scent of women’s tears temporarily reduces sexual arousal and testosterone production in men.
12
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
Music is as addictive to the brain as sex and drugs.
27
The average cough comes out of your mouth at 60 miles per hour.
126
The odds of being killed by falling out of bed are one in two million.
136
In many countries, urine was used as a detergent for washing.
17