Crystal "Hot Brocken" Altenau GmbH
- 4.4 (3.8k)
- Karl-Reinecke-Weg 35, 38707 Altenau
- Verified on May 30, 2026
Experience Pure Relaxation at Crystal "Hot Brocken" Altenau GmbH
The Kristall Therme “Heißer Brocken” sits high on the Glockenberg in Altenau, a small town in the Harz mountain region known for its herbs and spices. From this elevated spot, the thermal baths offer wide views across the surrounding nature. The facility covers 423 square meters of water surface and houses 6 saunas. Its name references the Brocken, the Harz’s highest peak, and the thermal water feeds pools including the standout Hexen-Zuber, a witch’s cauldron pool with 12% brine concentration at 36°C.
The sauna landscape here is the main draw. The Mega-Brocken-Sauna (85°C) seats up to 150 guests and features dramatic show infusions with light and sound effects. Other options range from the mild Kräuter-Mistel-Sauna (70°C) for beginners to the intense Harz-Quarz-Sauna (100°C) for heat lovers. The Dampfstollen offers two steam chambers at 50°C with 80-100% humidity and Bad Reichenhall salt for skin rubs. A daily Klangschalen-Zeremonie (singing bowl ceremony) at 1:00 PM and 5:00 PM combines sound vibrations with infusion techniques. The Oberharzer Salz-Aufguss in the outdoor Fichten-Sauna doubles as a full-body salt scrub and peeling ritual.
This therme appeals to guests who want authentic German sauna culture. Textile-free zones apply in all saunas; swimwear is optional in the pools but most visitors go without. The facility stays open 364 days a year and includes a restaurant with indoor and outdoor seating. A caravan parking lot sits directly next to the building, and Kristall holiday apartments are located across the street. For first-time visitors from outside Germany, the reception staff speaks English and explains the nudity rules clearly at check-in. Weekend mornings and weekday afternoons tend to be the quietest times to visit.
Working hours
Wellness and Sauna Facilities at Crystal "Hot Brocken" Altenau GmbH
The Kristall Therme Altenau, known as the “Heißer Brocken,” offers 423 m² of water surface and six themed saunas. The indoor sauna area includes the Mega-Brocken-Sauna (85°C), a eventsauna with light and sound technology for up to 150 guests, the Altenauer-Pfeffer-Sauna (85°C) with aromatic oil infusions, the Kräuter-Mistel-Sauna (70°C) for beginners, and the Dr. Eisenbarth-Sauna (95°C) for intense infusions. A two-chamber Dampfstollen (steam tunnel) operates at 50°C with 80–100% humidity and Bad Reichenhaller salt for skin rubs. Outdoors, you’ll find the Fichten-Sauna (90°C) hosting the “Oberharzer Salz-Aufguss” peeling ceremony, and the Harz-Quarz-Sauna (100°C) for experienced guests. The thermal and brine pools include a Hexen-Zuber (witch’s tub) with 12% brine concentration at 36°C. A garden with a quiet sunbathing lawn and a restaurant with indoor and outdoor seating round out the experience.
- Bio Sauna
- Brine Pool
- Finnish Sauna
- Indoor thermal pool
- Outdoor Thermal Pool
- Salt grotto
- Steam Bath
- Sunbathing lawn
Get up to 15% off stays
Booking.com
Amenities and Services for a Comfortable Visit
The Kristall Wohlfühltherme in Altenau offers a focused range of services designed around thermal bathing and sauna culture. The on-site Restaurant serves meals in both indoor and outdoor seating areas. Visitors consistently praise the quality of the food. The facility provides a full schedule of Aufguss ceremonies throughout the day, including show infusions in the Mega-Brocken-Sauna, the Oberharzer Salz-Aufguss (a salt peeling ritual), and the Altenauer-Kräuter-Sud-Aufguss. A daily Klangschalen-Zeremonie (singing bowl ceremony) takes place at 13:00 and 17:00. A Sauna-Erlebnis-Fahrplan (sauna experience timetable) is available for download so you can plan your visits. Free Parking is available, and the site also has a Caravan-Stellplatz (caravan parking spot) directly next to the therme. The website mentions a newsletter signup, but no spa shop, towel/bathrobe rental, locker system, childcare, or guided tours are listed in the provided research.
- Aufguss ceremonies
- Caravan Parking
- Klangschalen-Zeremonie
- Parking
- Restaurant
Photo Gallery of Crystal "Hot Brocken" Altenau GmbH and Its Wellness Areas
Health Benefits and Indications of Visiting Crystal "Hot Brocken" Altenau GmbH
The Kristall Therme Altenau sits on the Glockenberg with thermal sole water that forms the core of its therapeutic offering. The 12% brine concentration in the Hexen-Zuber (witch’s cauldron) creates natural buoyancy that takes pressure off your joints and spine, which makes it particularly helpful if you deal with arthritis or chronic joint pain. Floating in high-concentration brine also supports skin regeneration and can ease respiratory conditions by clearing the airways through the saline microclimate.
The thermal- and sole pools at 36°C promote circulation and help relax tense muscles after a day in the Harz mountains. Guests consistently mention the Aufguss sauna ceremonies as a transformative experience. The alternating heat from six themed saunas (70-100°C) followed by cooling phases stimulates your cardiovascular system and boosts metabolism. The two-chamber steam grotto at 50°C adds a gentle, moist heat that opens the respiratory tract and deepens the detoxification effect of the sweat rituals.
Regular visitors report better sleep and reduced stress levels after a full circuit through the pools, saunas, and steam areas. The combination of mineral-rich water, structured heat exposure, and quiet outdoor lounging on the lawn creates a reliable framework for physical recovery and mental reset.
- Bio Sauna
- Brine Pool
- Finnish Sauna
- Indoor thermal pool
- Outdoor Thermal Pool
- Salt grotto
- Steam Bath
- Sunbathing lawn
Note: Wellness information is based on traditional use and publicly available descriptions and does not replace professional medical advice.
Water Temperature
- 36
Entry Prices and Admission Options at Crystal "Hot Brocken" Altenau GmbH
Kristall Therme Altenau offers a straightforward ticket system covering both thermal baths and sauna access. A full-day adult ticket costs €36.40, while a 5-hour pass is €28.20 and a 3-hour pass is €20.00. Youths (up to 15 years) pay €19.00 for a day ticket, €14.90 for 5 hours, and €11.80 for 3 hours. Children under 6 enter for just €4.50 for the whole day.
For late visits, the Feierabendtarif runs Monday through Thursday from 18:30, giving you 2 hours for €15.50. Families get a nice deal: when two adults pay, the second and fourth child (up to age 15) enter free. Groups of 10 or more receive a 10% discount, and groups of 20+ get 15% off plus one free companion.
If you plan to return often, the 11-for-10 card gives you one free entry after buying ten. Towel rental costs €5.00 plus a €20.00 deposit, and bathrobe rental is €7.00 plus a €40.00 deposit (prices may vary depending on the ticket counter).
For the most current prices and seasonal offers, check the official website.
Top Hotels and Stays near Crystal "Hot Brocken" Altenau GmbH
The Kristall Therme “Heißer Brocken” sits on the Glockenberg in Altenau, a small town in the Upper Harz. While the therme itself offers caravan parking and its own Kristall-Ferienwohnungen right across the street, you’ll find most traditional hotels and guesthouses a short walk or drive away in the town center or surrounding villages. Here are the best options for your stay.
- Kristall-Ferienwohnungen – Directly opposite the therme, these are the most convenient option. These self-catering apartments let you walk to the baths in under a minute, ideal for multi-day spa visits.
- Caravan-Stellplatz – Right next to the therme, this dedicated caravan and motorhome parking area offers a budget-friendly option with direct access to the spa facilities.
- Hotel Alte Münze – About 1 km away in Altenau’s historic center, this mid-range hotel offers comfortable rooms and a restaurant. It’s a solid choice for walkers who want to explore the town after their spa day.
- Berghotel Altenau – Roughly 1.5 km from the therme, this traditional Harz mountain hotel provides standard amenities and a central location near shops and cafes.
- Gästehaus Schütte – A budget-friendly guesthouse in Altenau, offering simple rooms within walking distance of both the town and the therme. Good for solo travelers or couples on a tighter budget.
Location and Directions to Crystal "Hot Brocken" Altenau GmbH
The Kristall Therme “Heißer Brocken” is located at Karl-Reinecke-Weg 35, 38707 Altenau, in the Harz mountain region. It sits high on the Glockenberg, offering views over the surrounding nature and the Nationalpark Harz. If you’re driving, Altenau is accessible via the B498 from Clausthal-Zellerfeld or the B242 from Goslar. Follow signs toward the town center and then up to the Glockenberg. The therme has a dedicated caravan parking lot right next to the building, so camper vans and mobile homes have a convenient spot. Regular car parking is available on-site as well. For public transport, Altenau is served by regional buses from Clausthal-Zellerfeld and Goslar. The closest bus stop is Altenau Marktplatz, about a 10-minute walk uphill to the therme. The official website lists the address and phone number for navigation systems, and the team at info@kristalltherme-altenau.de can help with specific route questions.
- Karl-Reinecke-Weg 35, 38707 Altenau, Germany
- NO_DATA
- NO_DATA
