A castle in Yorkshire which has been featured twice on Channel 4's Grand Designs is for sale.

Dating back to 1865, this Victorian school has been converted into a three-bedroom family home with a separate one-bedroom annexe. The roof of the bunker-shaped property has been covered in artificial grass to hide it among the surrounding hillside, with the central piece cut out to create a dramatic living space arranged around a central courtyard below ground level. Tower Windmill, built in 1811, was once one of a pair of windmills called The Clavering Mills, which milled corn from farms across the area. Converted from former reservoir buildings, this striking five-bedroom family home comes with nearly four acres and an impressive swimming pool. More details, images and floorplan, £695,000 £3.75 million

A heroic battle to save a crumbling, romantic 14th-century castle in the heart of the Yorkshire Dales

Owned by Francis and Karen Shaw. Only three miles from Edinburgh city centre, this six-bedroom property is set over three floors and has a stunning round downer that offers views of Costorophine Hill, Blackhall and The Firth of Forth.

More details, images and floorplan. So epic was the task of transforming Hellifield Peel Castle from a "pile of rubble” into a seven-bedroom family home, Grand Designs was extended to a one-off hour-and-a-half slot. An announcement on the website states that Shaw and his wife retired in 2016.

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This castle ruin in Yorkshire cost architect Francis Shaw just £165,000 in the mid-00s. See our journey on C4's Grand Designs >>. But they’ve waited 16 years to "earn” it. ... Lovely views of the lake when we left the trail & finally found the hidden castle that once appeared on Grand Designs. Francis thinks the house is worth about £2 million today, twice their original investment.

Several offers fell through and they took the castle off the market. More details, pictures and floorplan... £3.75 million

Ancient Ruins. More details, pictures and floorplan... £440,000

More details, pictures and floorplan... £2.9 million

The couple, who had previously lived in Kentish Town, bought the land from Helen’s father for a "token sum” in 2007 and moved in 2010 with their son, now aged 15. It is listed with Carter Jonas for £1.65 million. More details, images and floorplan, £3 million

£925,000 I first saw Peel nearly 30 years ago on the way to a holiday in Scotland with my parents.

© 2012 Hellifield Peel Castle | Peel Green | Hellifield | Skipton | North Yorkshire | BD23 4LD | Tel: 01729 850 248 |. Francis and Karen opened the castle as a B&B, which they did for about 10 years. They hid their family home almost completely from view. Boasting an impressive steam railway track in the back garden, this five-bedroom farmhouse is the perfect home for a train enthusiast eager to live out their dream.

Located in a picturesque setting between Skipton and Settle, there are ample attractions, places to eat and walks on the doorstep, so you never have to travel far to enjoy the tranquility of the Yorkshire Dales. In a turn of events unlikely to inspire a spin-off series, McIntosh’s dream cabin is at the centre of a court battle brought by Powys county council, which alleges that he did not have permission for Mellowcroft, and has ordered him to tear it down. With a swish cinema, indoor pool and sauna, it's ideally set up to continue operating as a business, or to convert into the ultimate getaway with ample space for friends and family. With formal gardens and grounds, the property comprises of three cottages, a farmhouse and a productive and well equipped dairy farm across three lots.

More details, pictures and floorplan... £1.95 million

Suited to modern-day 21st century living, this property has its own library with a painted ceiling, spiral staircases linking each floor, four reception rooms as well as a well-maintained gardens and lawns.

But they did not stay. A castle in Yorkshire which has been featured twice on Channel 4's Grand Designs is for sale. A favourite project of Grand Designs's presenter Kevin McCloud, this Yorkshire castle has featured twice on the show and could be yours for £1.65 million... register with your social accountor click here to log in.