article_snippet.sent: The site was chosen because the wooden area surrounding the building afforded
article_snippet.sent: The site secrecy and the house was built with five foot thick concrete walls.
article_snippet.sent: It took two years to totally renovate the property as workers were forced to carve windows and doors out of five foot thick concrete walls.
article_snippet.sent: Builders were forced to carve windows and doors out of five foot thick concrete to complete the transformation .
article_snippet.sent: the transformation was only bought in 1998 .
article_snippet.sent: the bunker had huge foundations and concrete walls with the site for the bunker chosen due to the surrounding wooden area, which afforded the transformation a degree of secrecy .
highlights_snippet.sent: The site was chosen due to the wooded area surrounding The site but in the following years the house fell into disrepair .
  