4th century
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Basilica dei Santi Vitale e Agricola
Bologna, Italy
4th cent.
Originally built in the 4th century to house the relics of the city's first two martyrs, Vitale and Agricola, this is the oldest church in Bologna and part of the Santo Stefano complex.
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Basilica of the Holy Cross in Jerusalem
Rome, Italy
4C
Often overlooked by non-pilgrims, the Basilica di Santa Croce in Gerusalemme is located just down the road from St. John Lateran in Rome. It includes the private chapel of St.