Well let me show you the place
http://www.youtube.com/watch?v=FkOdC0rcKMo I dont think the narrator likes the Cathedral at all, he speaks very rudely about its historic roots...as if Sailsbury Cathedral was somehow odd being a Roman Catholic Cathedral in design...
well DUH before the Reformation ALL the Cathedrals were Roman Catholic LMAO 
Wren BTW was the architect of Modern Day Saint Paul's