Casa Milà - Credit: Wikimedia Commons
Casa Milà (, ), popularly known as La Pedrera (, ; "the stone quarry") in reference to its unconventional rough-hewn appearance, is a Modernista building in Barcelona, Catalonia, Spain. It was the last private residence designed by architect Antoni Gaudí and was built between 1906 and 1912. Read more on Wikipedia
Source: en.wikipedia.org