view of an ancient bridge pont de llierca in catalonia, spain. this beautiful bridge, paved with sandstone slabs, is in use since

arch bridge historic romanesque aged ancient antiquity architecture beautiful blue building catalonia cloud culture dramatic europe forest girona heritage history landmark landscape medieval mountain natural nature old outdoors reflections river rock roman ruin scenic sky spain stone tourism travel tree view water outdoor pont llierca paved sandstone slabs use 14th century spain century