Durham University there is no formal teaching at Durham colleges (with the exception of Cranmer Hall theological college within St John's), although colleges are active in research. The colleges dominate the residential, social, sporting, and pastoral functions within the university, and there is heavy student involvement in their operation. Formal dinners (known as "formals") are held at every college; gowns are worn to these events at just over half of the colleges. Gowns are not worn for formals at Collingwood, St Aidan's, St Cuthbert's, Hild Bede, Van Mildert, Stephenson or Ustinov. There is a great deal of intercollegiate rivalry, particularly in rowing
St Cuthbert Without although the former separate parish of Wreay was absorbed in 1934. The parish is named after St Cuthbert's Church in Carlisle city centre. The "Without" part of the name means this was the part of the ecclesiastical parish of St Cuthbert's that was outside the city boundary or walls. The original civil parish of Carlisle St Cuthbert was split in 1866 to form St Cuthbert Without and St Cuthbert Within - the latter of which became part of a merged Carlisle civil parish in 1904. St Mary's Church (Wreay), built in 1842, is notable for its architecture. At one time