George Clarke's National Trust Unlocked

George is in Dorset at the UK's most exquisite example of Italianate architecture - Kingston Lacy. He also uncovers a tale of shame and scandal at the Cotswold landmark, Hidcote Manor Garden.

George visits 1000-year-old Dunster Castle in Somerset and discovers that it's not size that matters at the finest surviving 17th-century water gardens, Westbury Court in Gloucestershire.

George visits one of the most modern Victorian houses in existence - the water-powered, cliff-top mansion Cragside in Northumberland, and explores the Grade I listed Cliveden Gardens in Maidenhead.

George visits the magnificent and meticulously-crafted country retreat - Standen in West Sussex, and discovers a masterpiece of Gothic Revival architecture at Tyntesfield in Somerset.

George discovers one of the National Trust's quirkiest buildings - a bear hut on the 6400-acre Killerton estate in Devon - and unearths secrets at Baddesley Clinton Hall, Warwickshire.

George explores one of Britain's grandest 17th-century powerhouses - the decadent Ham House - and gets a private tour at the modernist Hampstead home of architect Ernö Goldfinger.