Download GuideAlong’s self-guided audio tour of Sonoma and Napa Valley and uncover the rich history, stunning vineyards, and timeless charm of this world-renowned wine region. Visit iconic wineries including the Tuscan-style castle, Castello di Amorosa, Napa Valley’s first winery, Charles Krug, and Chateau Montelena, renowned for putting California on the global wine map. Along the way, hear fascinating stories on the region’s rich wine-making heritage and its natural wonders play automatically, as you explore this wine lover’s paradise. Enjoy the freedom to explore offline at your own pace, spending more time at places that interest you and bypassing any that don’t. Stories, tips, and directions play automatically based on your location Travel at your own pace Tour offline using GPS. No cell service or WiFi is needed Suggested itineraries for half, full, or multi-day use No time limits or expiry Like having a tour guide along for the drive Purchase one tour per vehicle.