Step into the shadows of Naples' mystical underground and unravel the secrets of the Catacombs of San Gaudioso, a hidden world that whispers tales of ancient Christian burial traditions. Delve into the storied past of this sacred site, which expanded rapidly following the burial of St. Gaudiosus, a North African bishop, between 451 and 453 AD. Be mesmerized by the early Christian relics, including the saint's tomb and exquisite 5th- and 6th-century frescoes adorned with motifs characteristic of the era. Wander through the 17th-century noble graves, a testament to the catacombs' revived role as a burial site. Peer deeper into the intricate details and discover how 17th-century skulls were carefully arranged in the ambulatory walls. Marvel at the breathtaking frescoes crafted by Giovanni Balducci, who traded his artistic fee for the privilege of eternal rest among Naples' aristocracy.