Which famous villain had the biggest and baddest secret headquarters?

It sucks to be a villain. Not just because you're destined to lose to the hero but because when you do lose, you lose everything, including your stupid awesome villain hideout slash lair slash headquarters. Why couldn't you just lose a little bit and get to keep rolling around in the Death Star? Why can't I live in my… » 1/29/14 8:01pm 1/29/14 8:01pm