The audio tour lasts 50 minutes.
Pick up (and drop off) an audio device from the Millbank Entrance information desk

Pen sketch with a triangle in the middle with words Mercy, Justice and Vigilance around it

Jeremy Bentham, Panopticon or the inspection house, c. 1787. Courtesy of UCL Special Collections (not as original, digitally enhanced)

Audio Tour The Darks: Ruth Ewan and Astrid Johnston