Explore a masterpiece that reveal the genius of Antoni Gaudí, a Catalan architect known for his free-form organic design. You will pass Casa Batllo, a whimsical residence that Gaudí designed, on the way to Gaudí’s most famous work is La Sagrada Familia, the Church of the Sacred Family. Construction on the sanctuary began more than 135 years ago, and the church is still years from completion. Yet as you will discover, every detail is photo-worthy, from the stained-glass windows to the flamboyant spires to the church’s spectacular sculpted figures. The architect died in 1926 and is buried in a crypt at La Sagrada Familia.