Mas Rosés Monument · Gavà, Baix Llobregat, Barcelona A farmhouse with a 16th-century defensive tower, documented as an Ibero-Roman settlement from the 2nd-1st centuries BC in excavations carried out in 1986; in 1460 it passed to the Riera family, and in 1901 it was bought by Josep Rosés i Padrosa, from whom it took its current name. Photo: Deosringas (CC BY-SA 3.0 es) What to see and do in Gavà