Undercity is Warsaw's biggest techno event, taking place over two nights in the Torwar Arena. Known  for its extraordinary visuals, be prepared to be blown away by the music and lights, which have been specifically designed for techno lovers. Working under the motto 'Love, Rave, Behave' these epic parties last until 08:00 the next morning. The 2021 edition is going ahead, despite being postponed once, and will feature the likes of Boston 168, Elliver, KAS:ST, Marvin Jam, Sam Paganini, Shlømo, Stephanie Sykes and Umwelt.