Thermen Londerzeel is the rural sister of Thermen Dilbeek, north of Brussels, with four saunas: an Austrian Alm sauna at 80°C with an open hearth, a bio-panorama sauna over the indoor complex, an infrared cabin and an aqua sauna set beside a giant aquarium. Cooling is by an 8 by 5 metre 24°C plunge pool, cooling barrels and a bath in the natural pond, and there is a heated 32°C outdoor pool year round. Swimsuits are not allowed. Entry is €47 and the baths open daily 11:00 to midnight.