Whether or not they're still inhabited by people who have answered a calling, convents have a peaceful vibe to them. Drop by Portada del Beaterio and enjoy the peacefulness.
This community of nuns is located in Oruro. Once you've seen everything you want to at Portada del Beaterio, head to nearby Virgin of Socavon Statue, Oruro Cathedral, and Conchupata Lighthouse.