Napa Valley has become one of the top U.S. travel destinations, thanks to its many wineries offering arguably the country's best wine, outdoor activities ranging from hiking to hot-air balloon rides, and mild temperatures year-round. For travelers who want to eschew the often impersonal vibe of a hotel for a more intimate and charming bed-and-breakfast, you've come to the right place. Read on for our picks of the best bed-and-breakfasts in Napa Valley.