Right on the same boulevard is the most iconic and extravagant of all modernist mansions Casa Mila known locally as La Pedrera Gaudí went all out here since the owners gave him free rein on this project It's now an iconic poster child to the Catalan modernist movement La Pedrera's façade is a masterpiece of organic forms and innovative designs Its undulating curves irregular windows and sculptural elements evoke a sense of natural harmony The rooftop is adorned with whimsical chimneys resembling medieval knights giving it a surreal and enchanting charm Don't forget to cross the street for views of the entire building La Peredrera was Gaudí's last commission before undertaking the work of La Sagrada Familia