Stumped by a crossword clue? Discover the answer for the county north of San Francisco

– Wine region in California
– Famed for its Cabernet Sauvignon
– Home to the Napa Valley Opera House
– Located in the Bay Area
– Known for its hot air balloons
– Site of numerous spas and hot springs
– Has a Mediterranean climate
– Named after a local Native American tribe
– Contains a number of nature preserves and state parks.