Plas Yn Rhiw, Gwynedd (Accredited Museum)
Townend, Cumbria (Accredited Museum)
Brilley, Herefordshire
Polesden Lacey, Surrey (Accredited Museum)
Benthall Hall, Shropshire (Accredited Museum)
Washington Old Hall, Tyne and Wear (Accredited Museum)
Bradley Manor, Devon
George Stephenson's Birthplace, Northumberland (Accredited Museum)
Smallhythe Place, Kent (Accredited Museum)
Sizergh Castle, Cumbria
Rufford Old Hall, Lancashire (Accredited Museum)
Hardwick Hall, Derbyshire (Accredited Museum)
Ightham Mote, Kent (Accredited Museum)
Lanhydrock, Cornwall (Accredited Museum)
Stoneacre, Kent
Egryn Abbey, Gwynedd
Ty Mawr Wybrnant, Conwy (Accredited Museum)
Montacute House, Somerset (Accredited Museum)
Attingham Park, Shropshire (Accredited Museum)
Tintagel, Cornwall (Accredited Museum)
Canons Ashby, Northamptonshire (Accredited Museum)
Liberty and Co.
Standen House and Garden, West Sussex (Accredited Museum)
Bateman's, East Sussex (Accredited Museum)
Speke Hall, Merseyside (Accredited Museum)
