Barnes presents a remarkable penthouse in the heart of San Sebastián—an exclusive 245m2 residence in a landmark building designed by renowned architect Antonio Cortázar. Located on the prestigious Avenida de la Libertad, this architectural gem reflects the city’s elegant expansion in the late 19th and early 20th centuries. Cortázar, the visionary behind the "Ensanche de Cortázar," shaped San Sebastián’s distinctive character, blending sophistication, harmony, and timeless appeal. This exceptional penthouse retains the charm of its era, with soaring ceilings, intricate moldings, marble flooring, and expansive balconies offering breathtaking city views. Currently arranged with multiple living areas and bedrooms, its generous layout provides endless possibilities for a personalized renovation suited to contemporary luxury living. A rare find in an iconic setting, this penthouse is a unique opportunity for those seeking elegance, comfort, and a prime location on San Sebastián’s most sought-after avenue.