<Tr> <Td> Brecon </Td> <Td> Brecon Cathedral </Td> <Td> 1923 </Td> <Td> 7,901 </Td> </Tr> <Tr> <Td> Bury St Edmunds </Td> <Td> St Edmundsbury Cathedral </Td> <Td> 1914 </Td> <Td> 35,015 </Td> </Tr> <Tr> <Td> Guildford </Td> <Td> Guildford Cathedral </Td> <Td> 1927 </Td> <Td> 70,000 </Td> </Tr> <Tr> <Td> Rochester </Td> <Td> Rochester Cathedral </Td> <Td> historic; previously a city (see above) </Td> <Td> 27,000 </Td> </Tr>

What does london have that other cities don't