great to see all the possibilities!
outdoor wood fired tub
Genius -- locate your DIY fire pit abut 6' away from your DIY hot tub and heat it up! Building a Backcountry Hot Tub - The Dirtbag’s Guide | Teton Gravity Research
On the back side of the Coaching Cottage is a fully plumbed outdoor bathtub that the family uses frequently.
Corrugated metal for privacy. I like the bench too, really everything except the animal head
Outdoor tub | clawfoot hot tub | Pinterest
simple outdoor tub
ohariu farm cottage - Google Search
Outdoor tub, with fire system to warm the water.