The Roen (Italian: Monte Roen; German: Roen) is a mountain of the Nonsberg group on the border between South Tyrol and Trentino, Italy. South Tyrol (German and Ladin: Südtirol, Italian: Sudtirolo), also known by its Italian name Alto Adige, is an autonomous province in northern Italy. It is one of the two autonomous provinces that make up the autonomous region of Trentino-Alto Adige/Südtirol. The province has an area of 7,400 square kilometres (2,857 sq mi) and a total population of more than 500,000 inhabitants. Its capital is the city of Bolzano (German: Bozen; Ladin: Balsan or Bulsan).