This very clever scale model of a French chateau sits on a hill above the River Trent in the middle of the Lincolnshire countryside.

Houghton West Lodge is one of four houses that guard the approaches to Houghton Hall,  one of England’s finest Palladian houses and once home to Britain's first Prime Minister.

The Summerhouse stands in beautiful woodland on the Shuttleworth Estate. The outstandingly fine brickwork of this foursquare folly is likely to date from the early 18th century.

A Georgian folly within an outstanding Picturesque garden, the Ruin was built in about 1766. On the edge of a steep wooded gorge, it was one of several buildings scattered across the gardens.

This tiny pavilion was a majestic grandstand for the enclosure in front. It is a mature expression in miniature of all that was best in Tudor and Jacobean architecture.

Canons Ashby is a 16th century house, hardly touched since 1710. Our Landmark is at the top of a tower, and its light and pretty rooms have views of the beautifully restored gardens.

This eighteenth-century Gothic summerhouse sits beside the River Esk near Carlisle. Remote and peaceful, the three large windows in the main room give striking views over the river.

Originally a geological shop and museum, the Egyptian House in Penzance is a rare survivor of Egyptian-style architecture. This first floor apartment is one of three.

Mill House dates from 1700 and is mainly built of stone with a thatched and slated roof. No. 1 is the slightly larger of two cottages and has a wide fireplace in the sitting room.

45a Cloth Fair is a fine Georgian house close to Smithfield Market.  It is an oasis of relative calm in central London.

This gatehouse is all that is left of Cawood Castle, once a stronghold of the Archbishops of York. It was here that Cardinal Wolsey was arrested for treason on King Henry VIII’s orders in 1530.

This 18th-century tower gives striking views of the historic market town of Richmond. Inside, three single octagonal rooms are decorated in an elaborate cocktail of classical and Gothic styles.

In the middle of a hamlet, Ford Cottage overlooks the bubbling stream as it winds its way towards the sea half a mile away at Duckpool.

There can be no more romantic, remote or secluded cottage in Cornwall than this one, named after the creek on the Helford River near which it stands down a track in deep woodland.

The House of Correction, built in 1611, sits on the site of a medieval castle. A small prison such as this was intended to house minor offenders, today, only the grand entrance survives.