Gloucester the remains (a gateway and some walls) of Llanthony Secunda Priory, a cell of the mother abbey in the Vale of Ewyas, Monmouthshire, which in the reign of King Edward IV became the secondary establishment. The Three Choirs Festival, originating in the 18th century and one of the oldest music festivals in the British Isles, is held in Gloucester every third year, the other venues being Hereford and Worcester. Gloucester hosted the festival in 2016, and it is next due in the city in 2019. The city's main theatre and cultural venue is the Guildhall. The Guildhall hosts a huge
King's School, Worcester Redditch, Kidderminster, Evesham and Pershore. The King's, Worcester group consists of three different schools. These are: The senior school is situated on Worcester's College Green, a space between Worcester Cathedral and the east bank of the River Severn. Many of the school's buildings on the Green are leased from the cathedral, including College Hall (formerly the monastic refectory, for many years the school's only teaching hall, and currently an assembly hall) and Edgar Tower, the medieval gatehouse to College Green, which for many years housed the school library. The school and the cathedral maintain a close relationship, with the school