The Archbishop's Chapel, located in Ravenna, Italy, is a remarkable early Christian monument known for its exquisite mosaics. Dating from the turn of the 6th century, this chapel is a private oratory built by Archbishop Peter II and is part of the Early Christian Monuments of Ravenna, a UNESCO World Heritage Site. The chapel's mosaics are celebrated for their anti-Arian symbolism and intricate designs, representing a significant period in religious and art history.