Where can I find a course map? Twain June 06, 2022 16:50 Updated Click here for a course map and elevation chart of the half marathon course. Click here for a course map and elevation chart of the 5k course. Related articles Where does the race start and finish? What is the schedule for the Napa to Sonoma Wine Country Half Marathon? How do I get from the finish line back to my car? How do I get to the start line? Can I get dropped off at the start line?