Nestled on the edge of the 200-acre Syon House Estate, Hilton London Syon Park offers luxurious rooms, an on-site spa, free parking, free WiFi in public areas and a restaurant. Former home of the Duke of Northumberland, the Syon Estate still retains many original features. Each of the 137 air-conditioned rooms at the London Syon features a marble bathroom with either a separate bath or a rain shower. Guests can also relax in a seating area and enjoy a 40-inch flat-screen HD TV, as well as a balcony or a terrace in some rooms. A range of treatment rooms can be enjoyed at Kallima Club Spa. Options include signature therapies, nourishing facials, manicures and pedicures, and full-body massage, among others. This stylish spa features 7 treatments rooms, as well as a swimming pool, whirlpool spa, sauna with HDTV, steam room and a fully-equipped fitness center. The Restaurant offers classic dishes, but delicately built and prepared with locally sourced produce. The wine and champagne list has been designed to harmonize with the dishes within each menu. A large range of cocktails and soft drinks are also available. Located a 10-minute drive to Richmond Underground Station, with direct access to the center of London, the Hilton London Syon Park is 7 miles from Heathrow Airport. The Kallima Spa is for adults only and the charge £25 for 2 hours use of the spa facilities including the pool for the hotel guests who have not booked their stay as a Spa package. You can visit the Syon House and gardens from March to October and the concession rates for hotel guests to access them this season will be Gardens only £8.50 or House and Gardens £13.50. Opening times can be found on Syon House website.