In Zillis, Romansch Ciraun or Ziran (933 m/3,060ft) is the very interesting church of St Martin. The nave and tower are Early Romanesque, the choir Late Gothic; the whole structure was carefully restored in 1938-40. Its most notable feature is the 12th C. painted wooden ceiling, made up of 153 square panels depicting Biblical scenes - one of the
oldest completely painted wooden ceilings in the west. Under the ceiling is a Romanesque frieze revealed in 1940. Near the church in the Schams museum (Tgea da Schons) is a collection of tools, furniture and manuscripts from Schams, Avers and the Rheinwald.