Located in a beautifully restored theater, Librería El Ateneo Grand Splendid is a must-visit used bookstore in Retiro subway station. With its grand architecture and stunning interior, this bookstore offers a unique and enchanting atmosphere for book lovers. Browse through a wide selection of used books across various genres, including literature, history, art, and more. Take your time to explore the different sections and discover hidden literary gems. Whether you're looking for a classic novel or a rare collectible, Librería El Ateneo Grand Splendid is sure to satisfy your book cravings.