I’ve always been a big fan of wine barrels and their alternative uses. In college I had some barrel furniture and living in wine country you see many unusual uses of wine barrels.
The barrel sauna is a enlarged wine barrel made into a sauna. They are popular because of the rounded edges that let the moisture roll off the walls. I have done some research and discovered that a couple of the barrel sauna builders also offer a bunkie option.
This option would make a great spare bedroom for a tiny house or a small office. Also the barrel sauna can be easily transported by trailer and some are even offered as mobile saunas for rent.
Here are three of my favorite barrel sauna builders: