Southwark Cathedral (/ˈsʌðɨk/) or The Cathedral and Collegiate Church of St Saviour and St Mary Overie, Southwark, London, lies on the south bank of the River Thames close to London Bridge. It is the mother church of the Anglican Diocese of Southwark. It has been a place of Christian worship for more than 1,000 years, but a cathedral only since the creation of the diocese of Southwark in 1905.