 Outside the town there is the large castle of Triana (known from 760), also owned by the Aldobrandeschi and then by the Sforza of Santa Fiora; it has maintained its medieval line of walls.The hamlet of Cana has also an Aldobrandeschi-built line of walls from the 13th century.Also notable is the Romanesque-Gothic church of "Santi Pietro e Paolo" (13th-14th centuries, modified in the 18th century).