Glasfryn Project Black Mountain College, A Celebration Black Mountain College USA (1933 – 1957) comes to the Black Mountains of Powys, Wales. A full weekend exploration and celebration of the work, philosophy and ongoing influence of that remarkable, mid-twentieth century educational and multi-genre artistic experimental venture. MAY 26th – 27th, THE BRITANNIA INN, 20 High St, Crickhowell, NP8 1BD