overview opening hours You'll find Galerie Smečky near Wenceslas Square. This gallery has been operated since 2006 by Pražská plynárenská, a.s., which owns an exceptional art collection focused primarily on collages. This unique collection is being gradually introduced to the public through a series of artist shows by renowned personalities of Czech post-war modernism. opening hours january—december mon closed tue—sat 11:00—18:00 sun closed more about opening hours opening hours january—december mon closed tue—sat 11:00—18:00 sun closed