church of san ildefonso with the facade covered in blue and white ceramic tiles with religious motifs at dawn, under a gray and

christian famous landmark building ancient architecture art baroque blue tiles cathedral catholic chapel church night facade saint ildefonso dim lighting europe evening from below heritage historic historical igreja parochial santo effect lights monument mysterious old town oporto porto portugal portuguese protobaroque religious renaissance silhouette sunset tourism unesco world worship wrought iron fence belfry christianity iconic medieval decoration san covered white ceramic motifs dawn under gray cloudy sky