Some dude built the keep from B2 in Minecraft
(https://www.grogheads.com/forums/proxy.php?request=http%3A%2F%2Fimg688.imageshack.us%2Fimg688%2F155%2Fkotb004.png&hash=e533c8b4b6d8143bf101b3746686be5f95492f76)
What's next? Castle Ravenloft? :)
The Mustang Ranch?
Star's house. Complete with crazy stripper driving car through wall.