article: Lazio
links: Province of Frosinone Molise Rome Headquarters Umbria Provinces of Italy Velletri Pontine Islands Tiber River Fiumicino Province of Viterbo Tyrrhenian Sea Comune Population density Province of Latina Latin Campania Latina, Lazio Viterbo Aprilia, Lazio Central Italy Anzio Guidonia Montecelio Province of Rieti Abruzzo Vatican City Capital city Marche Metropolitan City of Rome Capital Italy Pomezia Tuscany Rieti Frosinone