The Cline Family Cellars Missions Museum has been closed to the public since March 2020. The museum houses miniature models of each of the twenty-one California Missions, built to scale for the California Pacific Exhibition of 1939. In cooperation with Sonoma Petaluma Parks (SPParks) the museum is again open to the public on Sundays from 10:30 am to 2:30 pm, through the end of August.  A docent from Sonoma Petaluma Parks will be present to assist visitors.

The Missions Museum is located at the Cline Family Cellars, 24737 Arnold Dr, Sonoma, free admission.