5-Star Subterranean Splendour Space is at a premium in Mayfair, so when faced with a need to enhance the hotel’s services, Claridge's went underground. Six storeys underground! You wouldn’t know from the outside, but the world-famous hotel now boasts a subterranean spa, 20 metre swimming pool, wine cellar, restaurant and retail space, all forged while the hotel was fully operational. |