Park Guell, UNESCO World Heritage Site, Barcelona, Catalonia, Spain, Europe

park guell barcelona antoni gaudi gaudi architecture catalonia mediterranean sea summer colorful spire city skyline tourist attraction famous landmarks vibrant architecture mosaic tiles ceramic art elevated view sunny day cultural heritage travel destination european cities historic sites iconic buildings south europe cityscape gaudi's designs colorful buildings catalonian culture breathtaking views urban landscape architectural detail outdoor space sunny weather park scenery famous attractions architectural heritage vibrant colors tourist hotspots beautiful cities stunning architecture rich history building design heritage site unique landscapes city life beautiful day mosaic design traditional architecture catalunya popular destinations city views stunning vistas