The Museo Nacional de Bellas Artes lists Premio ArtHaus/Bellas Artes 2026 as En exhibición: the site-specific installation Columen by Javier Soria Vázquez in the second-floor galleries, official Del 26 de agosto de 2026 al 20 de septiembre de 2026. Plan-your-visit names the prize show among current temporary exhibitions. Hours Martes a viernes, de 11.00 a 19.30 (último ingreso); Sábados y domingos, de 10.00 a 19.30. Sunday 20 September is the last day. Civic last-chance at Argentina’s national museum; unpublished.