Penrhyn Castle, Gwynedd (Accredited Museum)
Tyntesfield, North Somerset
Ickworth, Suffolk (Accredited Museum)
Biddulph Grange Garden, Staffordshire
Saltram, Devon (Accredited Museum)
Plas Newydd, Anglesey (Accredited Museum)
Polesden Lacey, Surrey (Accredited Museum)
The Homewood, Surrey
Packwood House, Warwickshire (Accredited Museum)
Woolsthorpe Manor, Lincolnshire (Accredited Museum)
Hatchlands Park, Surrey (Accredited Museum)
Greys Court, Oxfordshire (Accredited Museum)
Hardwick Hall, Derbyshire (Accredited Museum)
Quarry Bank, Cheshire (Accredited Museum)
Llanerchaeron, Ceredigion (Accredited Museum)
Tintinhull House, Somerset
Dinton, Wiltshire
Nunnington Hall, North Yorkshire (Accredited Museum)
