St. William's Cathedral (Laoag Cathedral)

St. William's Cathedral, commonly known as Laoag Cathedral, is a Roman Catholic cathedral in central Laoag City, Ilocos Norte, Philippines. Built by Augustinian friars starting in 1612 and completed in the early 18th century, it serves as the seat of the Diocese of Laoag. Notable for its Italian Renaissance and Earthquake Baroque architecture, cream facade, and the nearby Sinking Bell Tower, it remains an active religious center and heritage landmark.

Visitors can expect an active cathedral in downtown Laoag with a cream-colored Italian Renaissance facade, twin bell towers, and a spacious nave with wooden pews, altar, and religious images of St. William the Hermit. The exterior plaza faces Aurora Park. The famous Sinking Bell Tower stands about 85 meters away across the street. The interior is used for daily Mass and prayer, with quiet areas for sightseeing and photography outside service times.