A Cold War bunker built to accomodate civil servants in the event of a nuclear attack has been transformed into a stunning £3.5million luxury home . The property , in the leafy south east London suburb of Chislehurst , was designed and built especially for government officials as the Cold War intensified in 1951 . The site was chosen because the wooden area surrounding the building afforded it secrecy and the house was built with five foot thick concrete walls . The Glass House in Chislehurst , which was formerly a secret Cold War bunker and has now been transformed and is up for sale for £3.5million . The house was first built as a place where government officials could sit out a nuclear winter but now has a stunning atrium and a magnificent glass staircase . However , the building fell into disrepair in the years following the end of the Cold War , but now it has been converted into a contemporary luxury home , complete with a swimming pool , a stunning atrium and a magnificent glass staircase . The property , known as the Glass House , has now been put on the market for £3.5million and also boasts five bedrooms , a stylish kitchen , games room and outside roof terrace . It took two years to totally renovate the property as workers were forced to carve windows and doors out of the formidable concrete walls . The property also boasts a swimming pool in the atrium of the building with a glass staircase the centrepiece as you enter the property . The glass roof , which has created a sun room on the top floor . It took two years to carry out the renovations to transform the building from a bunker to a luxury home . As well as a sun room , the house also has a roof terrace . Builders were forced to carve windows and doors out of five foot thick concrete to complete the transformation . Before its transformation the property was a Regional Control Centre , one of four in the London area , built for government officials in the event of a nuclear winter . It was fully equipped with showers , food and fuel stores and is only 20 minutes to London Birdge station by train . There was also a map room , dormitory and diesel generators , which powered the electrical , communication and filtration systems . Before its renovation the house was one of four Regional Control Centres , built for government officials in the event of a nuclear winter . The house boasts five bedrooms , one pictured , as well as a games room , drawing room , several bathrooms and a huge garden . The dining room in the Glass House . Previously the building housed a map room , dormitory and diesel generators , which powered the electrical , communication and filtration systems . The drawing room of the Glass House in Chislehurst . JDM Estate Agents who are marketing the property have described it as truly unique . Several features of the property 's original purpose still remain with the new L-shaped shower room owing its unusual design to the fact it was the original blast-proof entrance to the bunker . Steven May , branch manager at JDM Estate Agents , who are marketing the property , said : 'This exceptional house is truly unique . 'It will appeal to those buyers looking for a contemporary luxury home with an interesting history . ' Pictured before the transformation , the bunker had been left to ruin after it was abandoned shortly after the Cold War . It was only bought in 1998 . The bunker had huge foundations and concrete walls with the site for the bunker chosen due to the surrounding wooden area , which afforded it a degree of secrecy .
The bunker in Chislehurst was built as a place for government officials to flee to as the Cold War intensified in 1951 . The site was chosen due to the wooded area surrounding it but in the following years the house fell into disrepair . Has now been transformed into a £3million luxury home boasting five bedrooms , a swimming pool and glass atrium .