Lying in the open plaza on the east end of the basilica are large sculpted heads of the Roman martyrs Cassius and Florentius, the patron saints of Bonn. The nave of the basilica dates from 1220 and is a blend of Romanesque and Gothic elements.
Above the crypt, the chancel dates from the 11th century and is decorated with 19th-century paintings.On the vault near the back is a muralof the Assumption of Mary from c.1300.The northern side of the cloister was removed in the 13th century to facilitate the widening of the basilica's south aisle.Note: This information was accurate when first published and we do our best to keep it updated, but details such as opening hours and prices can change without notice.Tradition credits Helen with building the first memorial shrine on this site in the 4th century.
Most of the interior furnishings date from the Baroque and more recent periods.Around 235 AD, two Christian Roman soldiers stationed in Castra Bonnensia, Cassius and Florentius, were martyred for their faith.Tradition has it that a small memorial shrine was built over their graves in the 4th century by St. There is no surviving evidence of this first structure, but archaeological excavations have shown that the basilica stands on the site of a Roman temple and necropolis.Bonn's Münster lies in the center of the city on the Münsterplatz and Martinsplatz, just a short walk from the train station.It has five towers in all: square flanking towers on the east end, a round central tower 315 feet (96m) high, and two slender turrets on the west end. The plain west end is one of the oldest parts of the basilica, dating from the 11th century.At the back (west) of the nave is a larger-than-life-sized bronze statue of St.