Netherlands

Amsterdam hotel with sauna, steam room, fitness centre, garden, and a strong sustainability programme, plus 11 meeting rooms for business guests.

Historic 1896 five-star on the Amstel — Skins Institute Spa with sauna, indoor pool, whirlpool and three restaurants including a Michelin kitchen.

Exclusive Mandarin Oriental in a 19th-century Amsterdam conservatory — Akasha Spa with indoor pool, sauna, steam bath, Thai massage and yoga.

Japanese-Dutch luxury hotel with 300 rooms and Nagomi Spa — indoor pool, Turkish steam bath, whirlpool and three Michelin-starred restaurants.

Amsterdam hotel in Oost with an outdoor pool, sauna, fitness centre, garden, and bicycle rentals, beside the Tropenmuseum.

Six connected 17th-century canal palaces on the Herengracht — Guerlain Spa with sauna, steam bath and Michelin-starred Spectrum restaurant.
In most Dutch public saunas, yes — the textile-free tradition matches German sauna culture. Some venues offer single-gender or swimsuit days; check the venue's website.
Zuiver is the largest and most polished, Sauna Deco has historic Art Deco interiors, and Sauna Fenomeen is the most affordable neighborhood option.