I was looking through facebook pictures of my friends who still live in Japan and I came across one friend who had a whole bunch of interesting photos up of the most interesting spa I have ever seen.
I quickly googled it and discovered a place I would like to go to when I die.
Hakone Kowakien Yunessun is a hot springs amusement park with over 25 water attractions.
Here are a few types of spas they offer.
The Green Tea Spa: Made with real green tea!