How the Light Gets In, the world's largest philosophy and music festival, is in Hay with thought-provoking debates, infectiously danceable music and parties spread over eleven days. Festival Live Passes give you access to all music and performance sessions and parties. Every night you'll find a choice of venues, with the finest soloists, the most danceable bands, the edgiest comedy, the pick of the world's documentary cinema along with most original DJ sounds and chill out that make for our legendary parties. Book a Brecon Beacons holiday cottage and enjoy this lively thought provoking philosophy and music festival.