 The other hamlets, ("frazioni"), composed by few scattered farmhouses, are the localities of Forcai, Pineda, San Martino, and Val da Pont.The village of Erto was first mentioned in 8th century.Differently from Casso, in which is spoken "bellunese" (a Venetian dialect), the local language is a dialect of Ladin language, colloquailly named "ertano".