Basilica of Our Lady of the Assumption, St. Hermagoras and St. Fortunatus built
400 CE.
Shown on the map at 45.770°, 13.371°.
Basilica di Santa Maria Assunta (Italian: Basilica Patriarcale di Santa Maria Assunta) is the principal church in the town of Aquileia, in the Province of Udine and the region of Friuli-Venezia Giulia, Italy. The original church dates back to the fourth century. The current basilica was built in the eleventh century and partially rebuilt again in the thirteenth century. It is located on Via Sacra, overlooking the Piazza del Capitolo, along with the campanile and baptistery.
Text from the Wikipedia article Basilica di Santa Maria Assunta, Aquileia, licensed CC BY-SA 4.0.