Domingo-Sábado - Lunes - Martes - Miércoles Sábado - Domingo (junio 22-23) Enjoy 50% discount to MNAC The Museu Nacional d'Art de Catalunya (MNAC) offers convention-goers a 50 percent discount on admission if they show their convention badge at the door. Housed in the Palau Nacional on Montjuic near the convention venues, the museum features an impressive collection of Catalan art from the Romanesque, Gothic, Renaissance, and Baroque periods.