St. Publius is a Roman Catholic church under which the foundation stone was laid in 1733 by Archbishop Paul Alphéran de Bussan, in the presence of Grand Master of the Knights of St. John Antonio Manoel de Vilheny. The edifice built on a cruciform plan is equipped with an impressive neoclassical portico with two bell towers and a sculpture of Christ the King standing on the top of the facade. It is a first class monument, entered on the list of Malta's cultural heritage.
The main altar draws attention to the painting image of the martyrdom of St. Publius from 1773, whose authors were Antoine de Favray and his student Filippo Vincenzo Pace. The vault is decorated with frescoes depicting the sinking of the ship of Malta off the coast of Malta. Paweł and his several-month stay on the island in 60.
According to the story described in the Acts of St. Paweł was a guest of Publius for three days. During this time he healed his host's father. Under the influence of these events, Publius adopted Christianity and became the first bishop of Malta. The details of his martyr's death are unknown.