A wood-burning sauna built inside a restored vintage school bus, parked outside the Gather 22 restaurant and bar in Herron-Morton Place. Private sessions take 1 to 6 people on weekends, private group sessions up to 12 run Tuesday to Friday evenings, and shared Social Hour sessions run Saturday and Sunday at 3pm and 4pm ($30 per person). Guests cool off under a cold plunge shower; towels, body wraps and hot tea are provided.