The author of this singular work, the prestigious architect Rafael Moneo, designed two cubes made of translucent glass as if they were “two beached rocks”, with the aim of “perpetuating the geography and , as far as it was possible, emphasizing the harmony between the natural and the artificial.

The building has been awarded with the Contemporary Architecture Prize Mies van der Rohe, the most important of those awarded in Europe, due to “the exceptional character” of the project and its “conceptual, aesthetic, technical and constructive innovation.”The Kursaal is the result of an ambitious project to equip Sebastian and Gipuzkoa with a modern and innovative infrastructure to house congresses and cultural events.