<Tr> <Th> Dome diameter (inner) </Th> <Td> 102ft (31m) </Td> </Tr> <Tr> <Th> Number of towers </Th> <Td> </Td> </Tr> <Tr> <Th> Tower height </Th> <Td> 221ft (67m) </Td> </Tr> <Tr> <Th_colspan="2"> Administration </Th> </Tr>

Who designed st paul's cathedral in 1675