Elysium, Centre for Well-Being
Near Rotterdam - Facials, body wraps, mud-packing, aromatherapy, reflexology, shiatsu, t'uina, stress-reduction, sports massage, hydro-massage, hair salon, nail studio. 3 pools, 14 saunas, 6 whirlpools, 2 herbal baths, gardens, meditation facilities. Golf, tennis, fitness, sailing, biking, artificial skiiing, climbing nearby. Overnight guests stay at the Hilton Hotel in Rotterdam.

Golden Tulip Kuurhotel Fontana 
In Nieuweschans - Thermal baths with natural spring water, sauna, massage, vibration therapy, moor packs, algae packs, hair salon, beauty treatments.

Thermae 2000 en Thermaetel
In Bad Valkenburg - Non-English site. Thermal baths, massage, more.

Global Spa Resorts