Imposing granite fountain, ornate so unusual. Has foursquare format, is flanked by stairs and has a tank, where water falls of bicas. The sirens that give the name to the source in the center column. The building of the Town Hall is of rectangular plant, composed of two registers and integrates the stone of arms with inscription commemorating its construction.

Church consists of nave, chancel, vestry and Bell Tower of two arches. The entire structure is in granite and, on the main facade, you can see the oculus and ornate corners. The interior conserves altarpieces of gilt Johannine style and wooden ceilings forming caissons.

This is a sober pillory settled in a square base with three steps, flat and round shaft. In 1940 it was moved to other place.

Medieval bridge, in granite, with horizontal Board and two ramps.

Very old stone bridge, with height above the road level, reason has access ramps to the Board. Beneath this are two arches back perfect. Has already been the target of reform in the 20th century.

It is believed that this source has replaced a medieval that was known as "Ribeira da Cold Source". Located near the chapel of the Palace, this font, in granite, presents a construction similar to a niche, is preceded by two steps and surmounted by two pilasters.