The term “Sonoma” can be confusing as it refers to two different things: Sonoma County and the town of Sonoma! To clarify: Sonoma County includes a spread of over four different winery regions. The four that we will be focusing on are: Alexander Valley, Chalk Hill, Russian River Valley and Dry Creek Valley. Healdsburg is located in the heart of Sonoma Wine Country, as it hits the mouth of each of these famous wine tasting destinations.