The City of Lappeenranta maintains a lakeside sauna in Myllysaari, throughout the year. The sauna is heated for men on Tuesdays and Thursdays and for women on Wednesdays and Fridays, from 2:30 pm to 8 pm. This sauna is not rented out for private bookings.
There is a swimming area located near the sauna and, in the winter, it is a winter swimming haven.
Saunas are available for rent from the City of Lappeenranta and private service.