The Cathedral of Naples, also known as Duomo di Napoli, is a prominent Roman Catholic cathedral located in the heart of Naples, Italy. It was built in the 13th century and is dedicated to the city's patron saint, San Gennaro. The cathedral features a mix of architectural styles, including Gothic and Baroque elements, and is renowned for its stunning façade and intricate interior. Inside, visitors can find beautiful chapels, frescoes, and the famous Chapel of San Gennaro, which houses the saint's relics. The cathedral is not only a place of worship but also a significant historical site, attracting tourists and pilgrims alike.