The Basilica of St. Mary of the Angels and of the Martyrs is a basilica and titular church in Rome, Italy, built inside the ruined frigidarium of the Roman Baths of Diocletian in the Piazza della Repubblica.
It was constructed in the 16th century following an original design by Michelangelo Buonarroti. Other architects and artists added to the church over the following centuries. During the Kingdom of Italy, the church was used for religious state functions.
Free admission.
Wikipedia https://en.wikipedia.org/wiki/Santa_Maria_degli_Angeli_e_dei_Martiri
Official website http://www.santamariadegliangeliroma.it/
Phone +39 06 488 0812
Address Via Cernaia, 9, 00185 Roma, Italy
Coordinates 41°54'12.317" N 12°29'50.469" E