Bridge of las Arenas Monument · Guadalmez, Valle de Alcudia, Ciudad Real Image of Guadalmez, not of the place itself. Puente de las Arenas (Bridge of the Sands), over the río Guadalmez, in the municipality of Guadalmez (Ciudad Real, Valle de Alcudia). It is a 19th-century civil engineering work made up of six semicircular arches, resting on cylindrical-plan cutwaters, typical of the bridge engineering of the area at that time. Photo: 19Tarrestnom65 (CC BY-SA 4.0) What to see and do in Guadalmez