Small oratory of circular shape located beside the Hermitage of San Sebastián.

Chapel situated on a small elevation, in the old Rossio das Hortas, surrounded by houses on both sides and with a front patio. Ancient records do repackage its existence to the year 1536. It was then remodelled in the 17th and 18th centuries. Inside are murals, chronicling nine moments of life of St. Peter. The paintings have a baroque nature and are subtitled in archaic Portuguese. Is located on private property.

Fountain built in 1904 that served as city laundry. It is formed by two extensive and thick tanks twin masonry. The 16-metre stone attachments serve as mooring for cattle and perch for the cavalry.

Suffered successive improvements over the years, especially in coverage of escaiolada masonry, which was remade in 1936. Has an arcade of three round arches and gomeada and a small dome tanqueta, intended for cattle. Continues to supply the population of Ab.

Source built in 1898. Then little remains except the bowl with three gargoyles cast bronze and gable of embrechados, where he posted the tomstone Marmorata evocative to say: "this source and respective aqueduct were built by popular subscription in 1898." Sustained changes in recent years, losing the circular stone landmarks, that protected the loads of wagons.

Has granite's sister-in-law facade and gate in white limestone, group of Windows and large scope of the choir rises by triangular pediment. The bronze Bell casting is of 1749. The high altar bears a beautiful gilded altarpiece of Baroque style.

The Church, which had the designation of Hermitage of San Sebastián, suffered important works in the 18th century for adaptation to the headquarters of the brotherhood of the third order of St. Francis. It is a single-nave longitudinal building and main facade with a portico of adintelado granitic unit. Features a large late-eighteenth-century window. Still retains the sink of holy water of late Renaissance art. Currently, is a charitable Association for young girls.

A space located in the historic centre of Viana do Alentejo, where one can savour the typical cuisine of the Alentejo region.

A space that functions as a cafe/restaurant, with a menu of regional dishes.