Delve into the fascinating history of Naples' patron saint at the Catacombs of San Gennaro, a subterranean world hiding beneath the city's bustling streets. As you venture into this ancient paleo-Christian burial site, you'll uncover stunning Byzantine frescoes and paintings dating back to the 9th to 10th centuries. Join an expert English or Italian-speaking guide and explore the intriguing past of this hidden gem. Learn about the 4th-century expansion that followed the transfer of St. Agrippinus' remains to the underground basilica dedicated to his name. Be captivated by the impressive baptismal font commissioned by Bishop Paul II, who sought refuge in the catacombs during the 8th-century iconoclastic struggles. Take a closer look at the Upper Catacomb's intricate details, adorned in the Pompeian style in the 3rd century, featuring some of southern Italy's earliest Christian paintings. The Crypt of the Bishops is another treasure trove, boasting magnificent 5th-century mosaics, including a remarkable depiction of St. Quodvultdeus, the Bishop of Carthage. Prepare to be amazed by the artistic and historical treasures that await you in this hidden underground world.