A Holiday in Carneros offers a way to sample wines, meet winemakers, listen to music, pair wines with food, and view arts and crafts all at the same time. With nearly 20 wineries participating in this annual event, Holiday in Carneros in Sonoma should be on your to do list. What is so unique about the Sonoma Holiday in Carneros event is that it is one of only a handful of events that involves both Sonoma and Napa wineries that are located in the Los Carneros Appellation.