The streets of Victor, Colorado, once a gold rush town, are paved with low-grade gold.
78
Play-Doh was first manufactured as a wallpaper cleaner.
122
It's impossible to kill yourself by holding your breath.
22
Fine-grained volcanic ash can be found as an ingredient in some toothpastes.
55
A portion of the water you drink has already been drunk by someone else, maybe several times over.
170
There is a fake village with fake shops and restaurants that is actually a care home for elderly dementia sufferers in the Netherlands.
7
The glue on Israeli stamps is certified kosher.
67
