832-220775 - Unfinished church of Colonia Gueell, crypt interior, Unesco World Heritage Site, Antonio Gaudi architect, Santa Coloma de Cervello, Barcelona, Catalonia, Spain
747-1474 - Interior fish eye view of La Pedrera (Casa Mila), an apartment block designed by Antonio Gaudi, UNESCO World Heritage Site, Passeig de Gracia, Barcelona, Catalunya, Spain, Europe
747-1459 - Multi coloured and patterned glazed ceramic work decorates a roof in Parc Guell, designed by Antonio Gaudi, UNESCO World Heritage Site, Barcelona, Catalunya, Spain, Europe
747-1473 - Upper floor and roof chimneys of the apartment building designed by Antonio Gaudi, La Pedrera (Casa Mila), UNESCO World Heritage Site, Passeig de Gracia, Barcelona, Catalonya, Spain
747-1471 - Singing chimneys, The Pop Girls, on the roof of La Pedrera (Casa Mila), an apartment block on Passeig de Gracia, designed by Antonio Gaudi, UNESCO World Heritage Site, Barcelona, Catalunya, Spain, Europe
747-1470 - Large chimney inlaid with random cut white glazed tile, roof of La Pedrera (Casa Mila), an apartment house designed by Antonio Gaudi, UNESCO World Heritage Site, Passeig de Gracia, Barcelona, Catalunya, Spain, Europe
747-1475 - Casa Batllo, a house designed by Antonio Gaudi and admired by Salvador Dali, UNESCO World Heritage Site, Passeig de Gracia, Barcelona, Catalunya, Spain, Europe
747-1468 - A wrought iron lamp frames La Pedrera (Casa Mila), an apartment block designed by Antonio Gaudi, UNESCO World Heritage Site, Passeig de Gracia, Barcelona, Catalunya, Spain, Europe
747-1472 - Group of four grotesque chimneys on the roof of La Pedrera (Casa Mila), and roof window details on an apartment block designed by Antonio Gaudi, UNESCO World Heritage Site, Passeig de Gracia, Barcelona, Catalunya, Spain, Europe