Staircase and window, blue interior of the Casa de la Guardia, Pabellon de porteria, Park Gueell, park by Antoni Gaudi, Barcelona, Catalonia, Spain, Europe

antoni gaudi architects architecture architect attractions attraction barcelona province barcelona blue blue buildings building casa de la guardia catalan catalonia catalunya cultural monuments cultural monument cultural sites cultural site deserted empty entrance europe's europe famous place gardens gaudi heritages heritage indoor photo indoor shot indoors indoor inner view inside interior photograph interior photos interior photo interior shot interiors interior views interior view interior landmark nobody no one no people pabellon de porteria parc gueell park guell park gueell park parque gueell place of interest province of barcelona sight southern europe south europe spain spanish staircase stairs stairways stairway stair steps step structure tourist attractions tourist attraction tourist landmark travel photography unesco site unesco world heritage sites unesco world heritage site unesco world heritage unesco world hertiage site unesco world site unesco uninhabited windows window world heritage site world heritage