Get in touch with your spiritual side and meet other worshippers at National Shrine of Saint Francis of Assisi. Quietly reflect outside for a while or find out if you are allowed to join the next service.
When you've finished exploring this North Beach house of prayer, why not check out Pier 39, Golden Gate Bridge, and Alcatraz Island? They're close to National Shrine of Saint Francis of Assisi and also a favorite with travelers.