Deep in the woods sits this octagonal folly – with a real surprise inside. The ceiling and walls of the main room are festooned with shells, while in the basement is a cold plunge pool.

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

Listed Grade II*, the dairy was conceived to represent a tiny Italianate chapel topped with a bell tower, and with four corner pavilions.

A fairytale cottage in a wild and beautiful glen, this diminutive former schoolroom makes a perfect hideaway or writing retreat for two, or even one.

This beautiful little pavilion has two distinct faces and has a breath-taking panorama. Approached from the wood, this rustic cottage with a thatched roof houses an elegant interior.

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.

Ty Uchaf means ‘the top’ or ‘highest’ house. It sits at the head of a valley above Betws-y-Coed. A datestone for 1685 was found in the tumbledown pigsty.

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.

One of three Landmarks in the remote upland hamlet Rhiwddion, Ty Capel was built in 1860 for the slate quarrying community that once lived and worked here.

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.

Designed and constructed by James Mansergh and Robert Rawlinson, work began on Appleton Water Tower in 1877 to provide a clean water supply to the Sandringham Estate.

A cosy timber building in the atmospheric hamlet of Coombe, Chapel Cottage arrived in Coombe in about 1860 on wheels. Enjoy fine views over idyllic orchards that lead down to a stream.

Coed y Bleiddiau is a small railway cottage at a remote private halt on the restored Ffestiniog Railway.