> I have to tell you this works great. I know some of you doubt this
> but allow me to point out this is the same process the native
> ammericans have used to heat up sweat lodges for hundreds of years.
> Obviously the larger the area you are heating the more rocks you
> will need, but I can tell you from personal experience that just a
> couple of rocks the size of two fists was capable of heating an
> area the sixe of a large 5-6 person dome tent.

Okay, I'm willing to reconsider. Tell me how many people are involved in setting up the fire, what they used to burn for the fire, how big is the fire.

How long do they keep exchanging rocks and how many days does a sweat lodge last?