The sauna at blu salon + spa in the city of Watertown in the state of South Dakota offers a clean and welcoming atmosphere with friendly staff and excellent service. Customers appreciate the high-quality amenities, such as soft towels and complimentary items, enhancing their overall experience. While most reviews are positive, some customers noted areas for improvement, such as pricing and specific service quality.

The sauna at The Gym Inc in the city of Watertown, in the the state of South Dakota Multiple reviews mention the gym's cleanliness, with one mentioning it being "super clean", while another notes issues with cleanliness such as a lack of wipes and excessively softened towels. No mention of a cold plunge or pool in any of the reviews. Memberships are available, but day passes are also an option, suggesting a membership isn't strictly required. Walk-ins are acceptable, as evidenced by the availability of day passes and the fact that at least one reviewer simply walked in.