The term 'Cathedral England' refers to two of the most famous cathedrals in England: Ely Cathedral and St. Paul's Cathedral. Ely Cathedral is a Church of England cathedral located in the city of Ely, Cambridgeshire. It was built in the 11th century and is one of the most important examples of Norman architecture in England. Sir Christopher WREN was the architect of St. Paul's Cathedral, which is located in London. It was completed in 1710 and is considered one of the most significant works of English Baroque architecture.