Take a Look Inside $12,500 Underground Wellness Club in London, Surrenne

In April a new luxury wellness and longevity club sprung up in London’s affluent neighbourhood of Knightsbridge.Though, sprung up may not be the right choice of word.Surrenne is a four-floor, 2,000-square-meter gym and spa built underneath The Emory and Berkeley luxury hotels near Hyde Park, right in the heart of one of London’s most expensive and exclusive districts.The space has been…