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.

The Chapel is a tiny grey granite building in the rural hamlet of Lettaford, a settlement on the edge of Dartmoor that has been lived in since at least 1300.

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.

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.

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.

This simple and evocative cottage, from around 1840, was built to serve one of the monumental pumping engines that sprang up as the Steam Age took on the challenge of draining the Fenland.

Built in the 17th century, the Warren House was home to the warrener of the estate. In the 18th century a decorative facade was added by Vanbrugh, Thomas Archer or Robert Adam.

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.

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.

Constructed in 1893 in colonial style, Bramble Villa has stunning views over the sea to Devon.

Castle Keep South is the largest of the three cottages built round a small courtyard and sheltered from the outside world.

Church Cottage was the very first Landmark acquired by Sir John Smith in 1965. A Victorian cottage,it is cosy accommodation in a beautiful part of Wales.

This third floor apartment has amazing views, through the chimney pots of the town, of Mounts Bay and St. Michael’s Mount.

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.