While the actual outside of the bunker with its little sunken doorway can be found in Vancouver, the location for the fictional Men Of Letters hideout is set in Lebanon, KS. Jerry Wanek has done a beautiful job making it real.When Edlund first sat down to write the language to make the set become real he said that he: They'll go to great pains to keep it hidden. Cas assures them Metatron is human and not a threat. Dean gives Cas a hard time about letting Metatron go. Once locked down, no one could get in or out of the bunker. Sam tells Dean about Lucifer showing him how Sam had abandoned Dean after he got trapped in Dean enters the kitchen to find Sam pouring over history books and them out of coffee with spoiled milk. The bunker was laid out in two layers, with a balcony level on the entrance, and a second level where the main area was. Without the other archangels, though, they still don't have the power that was needed originally to box Amara. Lucifer throws Dean across the room and mocks his disguise as Castiel.
We're really excited about it. There Sam and Mary helped them assimilate to the main universe. Sam then tells Dean that he is going off to watch a French movie being aired at some theater and that Dean is welcome to join him, which Dean refuses. With the universe ending, Dean chooses to get drunk while they wait for the end and briefly leaves to go on a supply run with the restored Castiel. It is the supernatural mother lode.
Lazarus Rising [4x01] Hell. Sam rushes to Dean's room with his gun and discovers Dean having an intense nightmare caused by the Mark of Cain. Crowley, however, enters Dean's room and begins telling him of the power the Mark truly holds, after placing the First Blade in Dean's hand, Dean's eyes open, revealing black demonic eyes. Sam theorizes that Neely was possessed by a Dean holes up in his room for a week pouring over any info he can find about removing the Mark of Cain. As he, Sam and Dean set out to use the Bunker's 24 volume Cuneiform books to try to translate it, Dean gets a call from Castiel in Rexford, Idaho and leaves to investigate, using it as an excuse to get out of translating. After some poking, Dean reluctantly agrees to go on the case with Sam. Sam is thrilled at the rich store of information contained in the Bunker, although Dean is initially dismissive of its worth. The Bunker has magical warding that prohibits the entry of supernatural beings. Rufus' cabin]. After Dean is killed by Metatron, Sam brings his body back to the Bunker, laying it in Dean's room as he goes to summon Crowley to "fix" Dean. During the episode commentary of the season 1 episode, "Phantom Traveller," Jensen and Jared both commented on how many… Bobby’s house, of course, was one such location, before it was destroyed. The central area featured a long wooden table that could be used for gatherings. Cas asks Dean why he was unable to get a hit on Amara and she got away, and he insists she overpowered him. After everything is over, Sam and Dean return to the Bunker and Sam suggests they accept Crowley's deal to turn over the tablet and give up the trials as innocent people are dying and they have no demon to cure though they now have the method. As Chuck heads off to a guestroom in the Bunker, the Winchesters bring up how Amara is holding Lucifer captive and last time, Chuck needed his help to defeat her. Dean tells him he's been looking into the Styne family but has not been able to find records beyond 200 years ago. The next morning Dean asks Sam if there are any cases available. Much of the furniture and decor were from past decades. Most of it was designed by The Winchesters later replace the warding sigils used against monsters and demons, but not the higher level cosmic warding.
Sam then leads Metatron into the Bunker after he texted them repeatedly to be let in so he could help them. Most vehicles were classicsThe Bunker was warded for a long time by various spells, thanks to Cuthbert Sinclair's efforts,The Bunker can be sent into a lockdown that cuts off all power and water inside, locks the doors beyond any ability to open and stops the airflow into the Bunker.
Sam is reluctant as they haven't heard anything on Amara or Castiel, but Dean insists. In the Bunker, Dean is throwing up blood. After eighty years the bunker had functional power and water supply and was also capable of providing some form of Internet connection. As Sam researches in the library, Kevin calls saying he has something important and Sam and Dean leave to meet with Kevin. Sam tells him that there is one but that another hunter named Rudy is handling it. Linda decides to take Kevin's ghost with her despite the risks when she leaves and despite Kevin's request for Sam and Dean to put their problems behind them, they go to their separate rooms without talking.