The Black Box is one of Belfast’s most important cultural and arts venues a cornerstone of the Cathedral Quarter known for its programme of live music, theatre, comedy, cabaret, club nights, talks and community events. With its distinctive black‑walled interior, flexible performance space, and inclusive ethos, it’s a hub for creativity, grassroots arts and alternative culture in the city. The venue also includes the Green Room, a relaxed café‑bar space used for smaller gigs, exhibitions and social gatherings.