Properties with basement conversions 12/05/2017 Including a Georgian villa on the outskirts of Bath, a Grade II-listed house in York and a new luxury development in London’s Marylebone. Avonstone House, Bathampton, Bath. A Grade II-listed Georgian villa set in landscaped gardens on the outskirts of Bath. It has a basement remodelled to house a wine cellar, gym and sauna. 6 beds, 6 baths, 3 receps, library, study, office, breakfast kitchen, detached studio, parking. £3.3m Knight Frank 01225-325999. Chester Square, Belgravia, London SW1. A Grade II-listed house with comprehensive security and audio visual systems, an elevator and a basement with a gym lit by a 25 ft “light well” that runs through the core of the house and a living “green wall”. 8 beds, 7 baths, 3 receps, cinema room, roof terrace, double garage, wine cellar, staff kitchen. £28m Strutt & Parker 020-7235 9959. Driffield Terrace, York. A Grade II-listed 1850s house with a basement that is laid out with a large home office and family room, which could be turned into a self-contained apartment. 6 beds,5 baths, 3 receps, wine cellar, gardens. £1.65m Savills 01904-617820. Oldbury Place, Marylebone, London. Three new luxury developments with a period façade and a living “green wall” running through the house and down to the basement. 4 beds, 4 baths, recep, kitchen/dining/family room, cinema. £7.85m (for each property) Savills 020-3527 0400. Over Lane, Rawdon, West Yorkshire. The period exterior houses a contemporary conversion that includes a basement with bi-fold doors leading onto a porcelain-tiled terrace and deck. The house has a contemporary fireplace and an open-tread staircase. 2 beds, bath, large recep. £319,950 OnTheMarket.com 0113-427 9259. Oxberry Avenue, Parsons Green, London SW6. The rear of this property has been remodelled to feature glass walls and the lower levels given a contemporary finish. The original structure retains its period features. 4 beds, 4 baths, 2 receps, study, cinema, roof terrace, garden. £2.45m John D Wood & Co 0207-731 1487. South Lodge, Stoke Poges, Buckinghamshire. A contemporary house with a basement area that features a cinema room, games room and study. The landscaped gardens include a home office and a treehouse. 4 beds, 3 baths, recep, open-plan kitchen/dining room, woodland, 2+ acres. £2m Strutt & Parker 01753-891188. The Hall, Wedmore, Somerset. A Grade II-listed Georgian house with views across the Mendip Hills. The basement includes a games room, wine store and cinema. The house has flagstone floors and period fireplaces. 6 beds, 4 baths, 3 receps, study, breakfast kitchen, tennis court, coach house,gardens, 1.2 acres. £2.4m Knight Frank 0117-317 1991.