Janiculum, Hill in Trastevere, Rome, Italy

The Janiculum is a hill on the right bank of the Tiber in western Rome, outside the Seven Hills, reaching 88 metres. Its eastern slope drops toward Trastevere and the river, while the gentler western side forms the oldest part of Monteverde. The crest is a public park with tree-lined avenues and a view over the city's domes and bell towers.

The hill served as a key defensive position during the 1849 siege, when Giuseppe Garibaldi led troops against French attackers of the Roman Republic. These events shaped the landscape with monuments and memorials recalling the fighting.

The daily cannon firing at noon from the hill continues a tradition from 1847, marking midday for people across the city. Locals recognize this ceremony as a fixed part of Roman daily life and it regularly draws visitors to witness the moment.

The Passeggiata del Gianicolo runs along two tree-lined avenues flanking the Villa Aurelia, which meet at the Piazzale Garibaldi; from there a road built in 1939 descends in hairpin bends to the church of Sant'Onofrio. The hill's south end is marked by Porta San Pancrazio, now the seat of the Museo della Repubblica Romana e della memoria garibaldina. The Fontana dell'Acqua Paola and the church of San Pietro in Montorio stand near the crest.

The Tempietto di Bramante in the courtyard of San Pietro in Montorio marks the spot where tradition holds Saint Peter was crucified in ancient times. This small Renaissance chapel is considered a complete example of symmetry and proportion in architecture.