Solage, Auberge Collection

What the classifiers highlight

Set on 22 acres in Calistoga, this resort centers on a 130-foot pool alongside a separate family pool, with mountains and vineyards on every side. Forbes highlights Spa Solage, 3,000 square feet built around Calistoga's mud-bath tradition with a shared relaxation room and outdoor showers. Solbar handles dining and drinks, and guests can borrow bikes for the ride into Calistoga.