BARCELONA - FEBRUARY 18: The famous architect Gaudi­ treated rooftop chimneys like pieces of art on the rooftop of the house Casa Batllo on February 18, 2011 Barcelona, Spain
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BARCELONA - FEBRUARY 18: The famous architect Gaudi­ treated rooftop chimneys like pieces of art on the rooftop of the house Casa Batllo on February 18, 2011 Barcelona, Spain