The sauna at Genesis Health Clubs - Lawrence South, in the city of Lawrence in the state of Kansas is a clean and well-maintained amenity within this full-service gym facility. The sauna is mentioned as a valuable feature that enhances the overall gym experience and helps motivate members to work out. While not the primary focus of this fitness center, the sauna is described as a quality amenity that adds value to the membership alongside other facilities like tennis courts, workout equipment, and locker rooms.