A spacious fitness center ensures that you’ll be able to keep you with your workout routine during your stay at this London hotel.Despite its storied heritage dating back to 1929, Grosvenor House, A JW Marriott Hotel boasts a classic contemporary design style that’s well suited to international business travelers and those who appreciate a touch of British club-style without the stuffiness.The hotel’s Mayfair location means you’re minutes from some of the city’s best shopping on Oxford Street as well as museums and attractions like The National Gallery and Big Ben.