Tower of l'Aldea Monument · l'Aldea, Baix Ebre, Tarragona This is the hermitage tower, regarded as the symbol of the municipality. It has been dated to the 12th century and was rebuilt in the 18th; it forms part of the line of towers that marked the final stretch of the Ebro, together with those of la Candela, Burjassènia and Vinaixarop. Photo: deosringas (CC BY-SA 3.0 es) What to see and do in l'Aldea