A little south of the small mountain village of Relleu, a footbridge was opened in January this year, attached to the steep mountain sides in the deep gorge at Relleu's dam - la Pasarela de la Presa de Relleu. The dam construction was an engineering feat when it was completed in 1680. With the technology of the time, it was not easy to get blocked off such a wide and deep area. The construction was designed by the Italian engineer Cristobal Antonelli in 1607, but was not comp