Onano is a comune in the Province of Viterbo in the Italian region Lazio, located about 100 kilometres northwest of Rome and about 40 kilometres northwest of Viterbo.
Onano borders the following municipalities: Acquapendente, Gradoli, Grotte di Castro, Latera, Sorano.
Wikipedia https://en.wikipedia.org/wiki/Onano
Coordinates 42°41'34.282" N 11°48'59.04" E
