Blickling Hall, Norfolk (Accredited Museum)
Florence Court, County Fermanagh (Accredited Museum)
The Argory, County Armagh (Accredited Museum)
Wallington, Northumberland (Accredited Museum)
Castle Drogo, Devon (Accredited Museum)
Wimpole, Cambridgeshire (Accredited Museum)
Dunham Massey, Cheshire (Accredited Museum)
Wordsworth House and Garden, Cumbria (Accredited Museum)
Tyntesfield, North Somerset
Quarry Bank, Cheshire (Accredited Museum)
Speke Hall, Merseyside (Accredited Museum)
Wightwick Manor, West Midlands (Accredited Museum)
Trerice, Cornwall (Accredited Museum)
Stowe, Buckinghamshire
Ham House, Surrey (Accredited Museum)
Nymans Estate, West Sussex (Accredited Museum)
Chirk Castle, Wrexham (Accredited Museum)
Baddesley Clinton, Warwickshire (Accredited Museum)
Rufford Old Hall, Lancashire (Accredited Museum)
Dunster Castle, Somerset (Accredited Museum)
Charlecote Park, Warwickshire (Accredited Museum)
Upton House, Warwickshire (Accredited Museum)
Tintagel, Cornwall (Accredited Museum)
Mount Stewart, County Down (Accredited Museum)
Dolaucothi Estate, Carmarthenshire
Canons Ashby, Northamptonshire (Accredited Museum)
Sudbury Hall, Derbyshire (Accredited Museum)
Erddig, Wrexham (Accredited Museum)
Dudmaston, Shropshire (Accredited Museum)
Llanerchaeron, Ceredigion (Accredited Museum)
