Blickling Hall, Norfolk
Seaton Delaval Hall, Northumberland
Erddig, Wrexham
Killerton, Devon
Standen House and Garden, West Sussex
Ightham Mote, Kent
Dunham Massey, Cheshire
Springhill, County Londonderry
Berrington Hall, Herefordshire
Polesden Lacey, Surrey
Townend, Cumbria
East Riddlesden Hall, West Yorkshire
Ickworth, Suffolk
Hill Top, Cumbria
Wallington, Northumberland
Uppark House and Garden, West Sussex
Dyrham, Gloucestershire
Hinton Ampner, Hampshire
Kingston Lacy Estate, Dorset
Max Gate, Dorset
Mompesson House, Wiltshire
Cragside, Northumberland
Llanerchaeron, Ceredigion
Penrhyn Castle, Gwynedd
Calke Abbey, Derbyshire
Castle Drogo, Devon
Sudbury Hall (Children's Country House), Derbyshire