The Open House 48h is the most important architecture festival in the metropolitan area of Barcelona.

The festival is free and takes place one weekend a year, in the month of October. To show that architecture has no borders, the program extends throughout Barcelona and the metropolitan region. Specifically, the festival takes place in several cities: in Barcelona, since 2010; in Santa Coloma de Gramenet, since 2013; in Vilassar de Dalt, since 2014; in Sant Joan Despí, since 2015; in Badalona, since 2016; in L'Hospitalet de Llobregat, since 2017; and in Sitges since 2021.

The Sitges Museums offer the following activity:

Sunday 27 October from 10 a.m. to 2 p.m.
48h Open House Sitges
Access groups will be organised with an explanation of the exterior, interior and terraces of the Fundació Stämpfli-Contemporary Art.

Free activity. Limited capacity.

More information here