The Mayfair Hotel Megabuild
Filmed at Claridge's over six years, construction teams dig out a five-storey mega-basement, add four new floors and create London's most exclusive penthouse.
No upcoming show times.
Sydney TV Guide 
Filmed at Claridge's over six years, construction teams dig out a five-storey mega-basement, add four new floors and create London's most exclusive penthouse.
No upcoming show times.
