Please answer the following question: Monte dei Frati - Monte dei Frati is a mountain in the Italian province of Arezzo near the border with Pesaro e Urbino and Perugia. It is 1454 metres (4770 ft) in height. It is on the border between the Umbrian Apennines and the Umbrian-Marchean Apennines. It is near the sources of the Marecchia and Metauro rivers. The Tiber flows near the western side of the river. Given a choice of categories company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, the text refers to which one?
A:
Natural Place