You needn't be of strong faith to enjoy the calming atmosphere of Cathedral of Santa Maria Assunta. Find out when the next mass starts or when it's open for general viewing.
If you're planning to stick around a while in Melfi, Cathedral of Santa Maria Assunta is a fine place to kick off your exploring. This principal church is one of many attractions worth checking out here. Castle of Melfi, Lakes of Monticchio, and Chiesa di San Donato are also waiting to be explored nearby.