The Celestine sauna in the nude area of Thermae Grimbergen is a very dry sauna with a special crystal in the middle
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The Celestine sauna is situated under the restaurant at Thermae Grimbergen. It’s a small cosy sauna with a special stone in the middle of the cabin: a celestite crystal. This crystal has calming properties and promotes a peaceful night’s sleep
With a temperature of about 75°C, this is a very dry sauna, so even sauna novices will be able to tolerate this temperature quite well. The stove is hidden under the benches and there is a cold plunge pool next to the sauna to cool down in.
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Find out why a sauna visit to our natural wellness oasis is the perfect break during busy study weeks. And there’s more: with our student rate, you can enjoy 50% off admission all year round on Tuesdays, Wednesdays and Thursdays. From now until 8 February 2026, this also applies on Mondays.
