In our sauna area, we offer you a unique wellness experience with a wonderful view of Lake Dümmer.
Our modern facilities leave nothing to be desired: from four different saunas with different temperatures to cozy relaxation areas, a beautiful outdoor area with whirlpool and a view of the lake.
Guests who are not staying in the park are also very welcome!
Yes! Bathrobes and towels are available for rent in the pool and spa area and at the front desk.
Bathrobe: €7.50
Towel: €5
Bathrobe + 2 sauna towels: €13.50
The ticket is valid for 3 hours. If you stay longer, you will have to pay €3 per hour during the week and €4 per hour at the weekend. Overnight guests of the Marissa Resort do not pay extra.
No, during the opening hours of the swimming pool you automatically purchase a combined ticket.
We have changing rooms on the first floor by the swimming pool and on the first floor by our sauna area. With the combined ticket you can decide which changing room you want to use. You are welcome to use the changing rooms for the area where you want to start.
Yes, but children under the age of 16 must be accompanied and may not use the sauna area alone.
Yes, our sauna area is exclusively textile-free. If you prefer to use a textile sauna, you will find these directly in the swimming pool area.
During the opening hours of the swimming pool, you automatically purchase a combined ticket and can use both the swimming pool and the sauna area.
Only the sauna area is open for you from Thu-Sat between 19:00 and 21:00. The outdoor pool of the swimming pool is exclusively available to sauna guests during this time.
Monday - Wednesday: 2 p.m. - 7 p.m. During the vacations in Lower Saxony and North Rhine-Westphalia and on public holidays we open at 10.00 am. On event days (sauna events, etc.), the sauna area closes at 4:30 p.m.
Thursday - Friday: 14.00 - 21.00 hrs
Saturday: 10.00 - 21.00 hrs
Sunday: 10.00 - 19.00 hrs
This applies to April 4 and May 9, 2026.
This winter and spring, we are offering relaxing events in our sauna area. Reserve your spot today. PLEASE NOTE: The regular opening hours of the sauna area will be shortened to 4:30 p.m. on event days.
Experience pure relaxation at our sauna event. Hourly infusions and gastronomic offer!
Our saunas:
Fugtig | Steam bath
Here you can expect pleasant warmth and high humidity.
Hvile| Bio and relaxation sauna
Enjoy pleasant 65-70 degrees with soothingly changing light
Finsk| Finnish sauna
Pure relaxation in a classic sauna experience at 80-85 degrees with typical wood panelling and low humidity. Our automatic infusion system also awaits you here.
Oplevelse| Experience and event sauna
Experience 90-95 degrees in the large sweating room with an extra-large sauna heater and a view of Lake Dümmer. Ice magic takes place every hour in our event sauna. Here, 2 flavored ice balls are placed on the stove and water is poured on top. The steam is not wasted.
Steam bath
Bio & relaxation sauna
Finnish sauna
Event sauna
Whirlpool in the outdoor relaxation area
Lounge area with bistro
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