Sister cities of Orvieto
Orvieto is a city and comune in Province of Terni, southwestern Umbria, Italy situated on the flat summit of a large butte of volcanic tuff. The site of the city is among the most dramatic in Europe, rising above the almost-vertical faces of tuff cliffs that are completed by defensive walls built of the same stone called Tufa.
Content on this page is licensed under CC-BY-SA from the authors of the following Wikipedia pages: List of twin towns and sister cities in Italy, Orvieto. Note that the data on Wikipedia is highly unreliable. In many cases, sister cities are missing or wrongly listed. Some cities also have different levels of partnership. If you find an error, please make a correction on the relevant Wikipedia pages and cite your sources.