Coliseum Theatre (Aberdare)
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51°43′16″N 3°27′22″W / 51.721°N 3.456°W The Coliseum Theatre is a performing arts venue in the village of Trecynon, near the town of Aberdare, Wales. It is run by Rhondda Cynon Taf County Borough Council.

It was officially opened on Saturday, September 17, 1938. Aberdare Coliseum has a 600-seat auditorium and cinema.
Crass played their final gig there.