The ''Via Sublacensis'' was a

Roman road Roman roads ( la, viae Romanae ; singular: ; meaning "Roman way") were physical infrastructure vital to the maintenance and development of the Roman state, and were built from about 300 BC through the expansion and consolidation of the Roman Re ...

constructed to connect Nero's

palace A palace is a grand residence, especially a royal residence, or the home of a head of state or some other high-ranking dignitary, such as a bishop or archbishop. The word is derived from the Latin name palātium, for Palatine Hill in Rome which ...

(the ''Villa Sublacensis'') in present-day Subiaco to Rome, splitting off from the Via Valeria near Varia (modern

Vicovaro Vicovaro ( la, Varia, Romanesco: ) is a '' comune'' (municipality) in the Metropolitan City of Rome Metropolitan City of Rome Capital ( it, Città metropolitana di Roma Capitale) is an area of local government at the level of metropolitan city ...

), about 10 km northeast of

Tivoli Tivoli may refer to: * Tivoli, Lazio, a town in Lazio, Italy, known for historic sites; the inspiration for other places named Tivoli Buildings * Tivoli (Baltimore, Maryland), a mansion built about 1855 * Tivoli Building (Cheyenne, Wyoming), a ...

. It is most commonly referred to as the origin of the Aqua Anio Novus, a major aqueduct whose head was originally at the 38th milestone of the Via Sublacensis. The junction of the Via Sublacensis with the Via Valeria was discovered in 1889 at Casaletti in the valley below

Roviano Roviano is a ''comune'' (municipality) in the Metropolitan City of Rome Capital, Metropolitan City of Rome in the Italy, Italian region Latium, located about northeast of Rome. Roviano borders the following municipalities: Anticoli Corrado, Arsol ...

during the construction of an aqueduct at a distance from Rome of 36 miles according to the preserved milestones.Zaccaria Mari, Intervento di recupero dell’antica via Valeria e del ponte Scutonico nel territorio di Roviano (Roma), Inaugurazione dell’Area archeologica di Ponte Scutonico lungo il percorso naturalistico della Via Valeria antica e della nuova esposizione archeologica nel Palazzo Brancaccio, Roviano (Rm), Via Tiburtina-Valeria km 56.800 (Ponte Scutonico) - Comune di Roviano e Soprintendenza per i Beni Archeologici del Lazio, 29 marzo 2014 - Inaugurazione

References

Sublacensis, Via {{Italy-road-stub