Centre du Lac is a small-scale sauna and beauty centre in Pijnacker, between Rotterdam and The Hague, running for more than 35 years. It has seven saunas, among them a Kelo sauna for Aufguss, a Maa sauna, a Finnish lounge sauna, infrared and a Turkish steam bath, plus heated pools, plunge baths and a garden. Visits are nude on every day, and Monday is a women-only day. Free löyly sessions run daily; the sauna is open 10:00 to 23:00.