11.   The cult of relics was important and great churches were built to house such relics.

12.   The Northmen settled here and by the early tenth century were converted to Christianity and began to build churches.

13.   After burial at Santiago, a church was built over the relics.

14.   There is a poverty of architectural splendour which reflects the poorer regions in which these churches were built.

15.   In the fifth century many buildings were destroyed in the Goth and Vandal invasions and, later, Christians built churches in the temple ruins.

16.   It was from this time onward that Christian churches were built for the purpose of worship and a form of Christian architecture was begun.

17.   The basilican church was generally built over the burial place of the saint to whom it was dedicated.

18.   Many churches were also built, after the adoption of Christianity, and Justinian in particular was responsible for the erection of the most famous of these.

19.   Here Greek temples were adapted to become Byzantine churches -- as at Syracuse -- and new churches were built, particularly in Sicily.

20.   Many churches were built but almost all are ruined or have disappeared.