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
Leicester Cathedral in September often taking place in the cathedral itself. Each year during February the choir joins those of Derby and Coventry cathedrals and, more recently, Southwell Minster for what is known as the Midlands Four Choirs Festival. Hosting duties rotate among the four cathedrals, although the repertoire is chosen, and music conducted, by the directors of music of all participating choirs. The cathedral choir tours abroad typically once every three to four years, and in both 1998 and 2005 they visited Japan. Other destinations abroad have included Rhode Island in the United States, Germany, and France. In other years, the