The Kursaal Congress Palace is an architectural work of Rafael Moneo. Facing the sea, translucent glass cubes host two auditoriums and multiple function rooms. The cultural center is the venue for international events like the San Sebastián International Film Festival, Heineken Jazz Festival, the San Sebastian Musical Fortnight and El Sol-Latin American Festival of Advertising Communication.

It has 2 auditoriums with capacities of 1806 and 624 people.