These are documented, real places. They weren't used for villainy, well, except for the one owned by a drug lord that killed the other people on the island, but it's still pretty cool. The bottom of the first page has a video tour of a Titan silo post-gutting and pre-refurb: talk about HUGE!
http://www.cracked.com/article_17278_6-incredible-real-world-supervillain-lairs.html
And here's a nice pictorial story in Wired about a converted missile base that's now a residence:
http://www.wired.com/culture/lifestyle/news/2009/04/gallery_missile_base_1?currentPage=all
http://www.cracked.com/article_17278_6-incredible-real-world-supervillain-lairs.html
And here's a nice pictorial story in Wired about a converted missile base that's now a residence:
http://www.wired.com/culture/lifestyle/news/2009/04/gallery_missile_base_1?currentPage=all