 Complete the following phrase:  The governors palace and old large forum seem to have fallen out of use around 300, but in general the first half of the 4th century appears to have been a prosperous time for Britain, for the villa estates surrounding London appear to have flourished during this period. The London Mithraeum was rededicated, probably to Bacchus. A list of the 16 archbishops of London was recorded by Jocelyne of Furness in the 12th century, claiming the citys Christian community was founded in the 2nd century under the legendary King Lucius and his missionary saints Fagan, Deruvian, Elvanus, and Medwin. None of that is considered credible by modern historians but, although the surviving text is problematic, either Bishop Restitutus or Adelphius at the 314 Council of Arles seems to have come from Londinium. The location of Londiniums original cathedral is uncertain. The present structure of St Peter upon Cornhill was designed by Christopher Wren following the 