A Calistoga institution, this resort is best known for the mud immersions that “Doc” Wilkinson pioneered in 1952 using volcanic ash and mineralized hot springs water. “The Works” package treats clients to every service the spa has to offer (For further details see Dr. Wilkinson’s Hot Springs Resort).
Spanning 16,000 sq ft (1,500 sq m), this Roman-inspired spa has 16 private treatment rooms, a full-service beauty salon, a world-class fitness center, plus an 82-ft (25-m) lap pool and outdoor whirlpools (For further details see Silverado Resort and Spa).
With 20,000 sq ft (1,858 sq m), Spa Solage has been named the top spa in the Americas. Fed by geothermal mineral waters, its Bathhouse has 14 treatment rooms. There is also a gym and a yoga studio.
A deluxe spa, Fairmont Sonoma has its own source of thermal mineral water, bubbling up from underground at 135° Fahrenheit (57° C). Surrounded by exquisitely manicured grounds, this spa boasts many amenities for relaxation and rejuvenation.
Known for its innovative vinotherapy, this spa uses red wine extracts and Chardonnay and Riesling oils extracted from grape seeds in its treatments. Couples can relax in a two-person Jacuzzi tub with vineyard views before or after a “wine wrap.”
Parquet floors, natural field-stone walls, soothing fountains, cascading waterfalls, and serene reflecting pools combine in this 13,000-sq-ft (1,208 sq m) Tuscan-inspired property. Five private spa suites feature flat-screen TVs, sunken tubs, and sumptuous creature comforts.
This deluxe spa offers treatments using organic grape products. The Grape Seed Rejuvenation, an invigorating skin polish followed by a grape-seed-oil massage, is relaxing after a game of tennis or golf, or hiking the 5 mile (7 km) Meadowood Loop.
Featuring Japanese-inspired architecture, this spa has outdoor thermal soaking pools overlooking an oak-shaded creek. Treatments include sensual massages, lavish skin care, and a dry-brush body exfoliation followed by a mustard seed and seaweed body wrap.
Spa treatments are based on the use of local products and ingredients – from apricots, mustards, and olives to grapes and goat butter – in this chic spa. Its signature Huichica Creek thermal bath features a jet massage as a prelude to treatments. Private outdoor baths offer sweeping vistas of the wine district.
Sign up for a rejuvenating Cedar Enzyme Bath at this day spa surrounded by vineyards. Clients steep in a bed of ground evergreens, and penetrating heat is generated biologically by fermentation. After the treatment, find inner peace in the Zen meditation garden (For further details see Mud Bath at Osmosis Day Spa Sanctuary).