Watershed is a communal bathhouse in the historic Switch House beside the Mississippi River in Northeast Minneapolis. Guests follow a seven-step ritual of shower, soak, steam, sauna, cold plunge, reset and repeat across a hot pool, steam room, dry sauna and cold plunge pool, with spa treatments, salt scrubs and private gatherings for up to 30 guests also on offer. A 2.5-hour bath experience costs $63; swimsuits are worn and guests must be 18 or over. Open daily 9 AM to 11 PM, last entry 9 PM.