and private palaces, and the erection of a new line of walls (the Mura Roveresche). In 1475, a legendary wedding took place in Pesaro, when Costanzo Sforza and Camilla d'Aragona married. On 11 September 1860 Piedmontese troops entered the city, and Pesaro was subsequently annexed to the new Kingdom of Italy (see also Battle of Castelfidardo). Government Main sights Buildings and museums Ducal Palace (15th century): Commissioned by Alessandro Sforza, the façade has a portico with six arcades supported by six heavy pilasters and an upper floor with five windows crowned by coats of arms, festoons and puttoes. Rocca Costanza (15th century): Massive castle built by Costanzo I Sforza; it has a square plan with four cylindrical corner towers and a wide dry moat. Later used as prison. Villa Imperiale of Pesaro (c. 1530): Suburban palace with gardens designed by Girolamo Genga for Duke Francesco Maria Della Rovere and his duchess Eleanora and built from c. 1530 onwards, stands atop the San Bartolo hill. Its sunken court is the direct precedent for the more famous one at the Roman Villa Giulia. Rooms are frescoed by prominent Mannerist painters Bronzino, Francesco Menzocchi, Girolamo Genga, and Raffaellino del Colle. Mura Roveresche (17th century): "Della Rovere Walls", demolished in the early 20th century), only two gates, Porta del Ponte and Porta Rimini, and a short section remain. Birthplace of Gioachino Rossini: Now a museum dedicated to the composer, located at 34 Via Rossini. It has a museum with manifestos, prints, portraits and his spinet. Conservatorio Statale di Musica Gioachino Rossini: Located in the 18th century Palazzo Olivieri–Machirelli on the Piazza Oliveri. Musei Civici di Palazzo Mosca: Civic museum which contains mainly paintings and ceramics. Among the art is the Pesaro Altarpiece by Giovanni Bellini. Oliveriano Archeologic Museum and Oliveriana Library: Archaeological Collection and Manuscript Library; founded in 1756 by Annibale degli Abati Olivieri. Churches and other religious buildings Pesaro Cathedral (5th-14th centuries) Romanesque-Gothic Basilica built over remains of a late Roman edifice and dedicated to St Terence during the Middle Ages. The façade, in Romanesque-Gothic style, is unfinished: it has a simple ogival portal surmounted by a band of small arches. A recent restoration has brought to light floor mosaics. The Baroque Sanctuary of Beata Vergine del Carmelo (18th century). Church of the Maternità Santissima Annunziata Oratory of the Nome di Dio San Giacomo San Giovanni Battista Sant'Agostino Santa Lucia Municipal Chapel of