Thermal bath

Termas de Unhais da Serra

Covilhã, Castelo Branco, Portugal

Water temperature
38 °C

Sulphurous thermal spa in the Serra da Estrela mountains, with the Aquadome's heated indoor/outdoor pools, sauna and Turkish bath at the H2otel.

About

The H2otel Congress & Medical Spa sits in Unhais da Serra at around 750 metres altitude, in a glacial valley within the Serra da Estrela Natural Park. Its Aquadome complex draws on the renowned therapeutic waters of Unhais da Serra.

Thermal water

The spring water emerges at roughly 37.5°C. It is a sulphurous mineral water containing sodium bicarbonate, carbonates, fluorides and hydrogen sulphide, with a total mineralisation of about 280 mg/l and a pH of 8.5–8.8. It is traditionally valued for respiratory and ENT conditions, as well as rheumatic, musculoskeletal, digestive and circulatory complaints.

Pools & baths

  • Dynamic indoor and outdoor heated pools with hydromassage jets
  • Jacuzzis at different levels
  • Sauna and Turkish bath (hammam)

Spa & wellness

  • Aquatermas – treatments with natural thermal mineral water focused on health and prevention
  • Aqualudic – recreational heated-water circuit
  • Aquacorpus – gymnasium plus massages and certified aesthetic treatments
  • Medical spa clinic with hydrology doctors, nursing, physiotherapy and nutrition

Hotel

The H2otel offers modern rooms and suites, a restaurant with breakfast buffet and dinner service, and facilities for conferences, weddings and events, along with outdoor activities such as hiking and cycling in the surrounding mountains.

Water

Certified medicinal water
Yes

Source: dgeg.gov.pt · Checked Aug 10, 2026

Facilities

  • Sauna
  • Steam room
  • Wellness
  • Hotel
  • Restaurant
  • Outdoor pools

Only facilities that are recorded are listed. An absent entry means nobody has recorded it, not that it is missing.

Location

Covilhã

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