The H2O Hotel Therme Resort is located in Bad Waltersdorf in Styria and offers fun for all ages . Guests are offered 192 modern air-conditioned hotel rooms with direct access to the spa is available . In the spa you will experience a holiday mood among South Sea palms and swimming and slides fun in any weather . You can taste the delicious and colorful cocktails at the pool bar under the unique sun dome and enjoy the toasty- warm thermal water at 34 degrees .