Free audio guide app delivers geolocated audio guides tailored to Catacombe di San Gennaro, with location-triggered narration that highlights its role as an early-Christian burial complex and the 2nd–3rd century hypogeal basilica carved in tuff. Discovery Mode plays contextual stories about frescoes, mosaics and the ancient portrait as you descend; Tour Mode structures thematic listening and gamification awards points and digital souvenirs for onsite engagement, enhancing the visit experience.
