🇬🇧 Raffles London at The OWO

The Guerlain Spa at Raffles London at The OWO occupies 27,000 sq ft across four floors of the landmark Old War Office building on Whitehall SW1A 2BX. Facilities include a 20-metre indoor swimming pool, vitality pool, sauna, steam room, experience showers, and a state-of-the-art movement studio. Day guests are welcome alongside hotel residents and Pillar Wellbeing members. One of London's most spectacular spa addresses — inside a Edwardian baroque building steeped in Churchill-era history.