Golden Haven Hot Springs Spa and Resort is located in Calistoga, in California's Napa Valley, a region known for its geothermal activity. The thermal water reaches around 40°C, with the resort offering an indoor bath, an outdoor bath, a sauna and massage.
Insider tip — Golden Haven is one of Calistoga's classic hot spring resorts in the Napa Valley geothermal zone. Calistoga sits atop an ancient geyser field — the mud baths and thermal pools draw volcanic mineral water that has been revered since the Wappo people first bathed here.