Mottisfont, Hampshire (Accredited Museum)
Croft Castle, Herefordshire (Accredited Museum)
Farnborough Hall, Warwickshire
Bradley Manor, Devon
Saltram, Devon (Accredited Museum)
Shugborough Estate, Staffordshire
Sutton Hoo, Suffolk
Treasurer's House, North Yorkshire (Accredited Museum)
Beningbrough Hall, North Yorkshire (Accredited Museum)
Rufford Old Hall, Lancashire (Accredited Museum)
Greyfriars, Worcestershire (Accredited Museum)
Hanbury Hall, Worcestershire (Accredited Museum)
Dunster Castle, Somerset (Accredited Museum)
Upton House, Warwickshire (Accredited Museum)
Packwood House, Warwickshire (Accredited Museum)
Dinefwr, Carmarthenshire (Accredited Museum)
Quarry Bank, Cheshire (Accredited Museum)
Osterley Park and House, London (Accredited Museum)
Dinton, Wiltshire
Knightshayes Court, Devon (Accredited Museum)
Killerton, Devon (Accredited Museum)
Kedleston Hall, Derbyshire (Accredited Museum)
Berrington Hall, Herefordshire (Accredited Museum)
Polesden Lacey, Surrey (Accredited Museum)
Cherryburn, Northumberland (Accredited Museum)
Lamb House, Rye, East Sussex (Accredited Museum)
Uppark House and Garden, West Sussex (Accredited Museum)
Castle Drogo, Devon (Accredited Museum)
Dorneywood House and Gardens, Buckinghamshire
Cragside, Northumberland (Accredited Museum)
Aberdeunant, Carmarthenshire
Castle Ward, County Down (Accredited Museum)
Penrhyn Castle, Gwynedd (Accredited Museum)
Scotney Castle, Kent (Accredited Museum)
Sizergh Castle, Cumbria
Blickling Hall, Norfolk (Accredited Museum)
Tyntesfield, North Somerset
