Bardessono Hotel & Spa is a LEED Platinum certified sustainable hotel located in California's Napa Valley. The hotel is designed to be energy-efficient, with features such as solar panels, geothermal heating, and cooling systems. The hotel also uses sustainable materials in its construction and offers organic and locally sourced food at its restaurant. Guests can relax and rejuvenate at the hotel's spa, which offers eco-friendly treatments and uses natural and organic products.