Massa Martana is an ancient Italian town and comune in the Monti Martani mountain range in the province of Perugia. It is 10 km N of Acquaspa…Massa Martana is an ancient Italian town and comune in the Monti Martani mountain range in the province of Perugia. It is 10 km N of Acquasparta, 18 km N of San Gemini and 32 km N of Narni; 14 km S of Bastardo and 27 km S of Bevagna. As of the 2003 census, the town had 3558 inhabitants.