Yampah Spa, The Hot Springs Vapor Caves utilizes the hot mineral waters, naturally high in sulphur, nitrate and potassium and 30 other therapeutic minerals to enhance a World-Class Day Spa with all of the comforts you would expect. Body treatments combined with a steam in the caves or a Natural Geothermal Thermal Mineral Bath have long been a favorite activity for couples and friends visiting Glenwood Springs. The Spa provides the perfect compliment to outdoor recreation any season of the year.