Nowata Oklahoma is a little town about an hour North of Tulsa. There are various legends and strange stories about the town's past, but one of the oddest things is this sign on the side of one of the buildings downtown.
It seems that at some point (before the effects of radio activity were well
known), the locals discovered that they could make water glow by putting radium
in it. They opened a spa of sorts where people could pay money to come sit
in a pool of toxic waste! It was considered therapeutic.
According to www.radonmines.com the state of Montana says it is healthy for you to sit in a mine containing radon gas. The owners of the mine will charge you $150 for the priviledge of sitting in the mine for 32 hours