Hart acquired the former army hospital mansion in 1951 and transformed its basement into his personal training centre shortly thereafter.
Other famous Dungeon graduates include Billy Graham, Greg Valentine, Allen Coage, Davey Boy Smith, Brian Pillman, Jushin Thunder Liger, Ricky Fuji, Chris Jericho, Lance Storm, Chris Benoit, Justin Credible, Edge, Christian and Mark Henry.
In it, the Dungeon was moderately filmed for the first time and Stu Hart is shown demonstrating wrestling holds on a pupil.
In July 1998, the WWF filmed a match between Owen Hart and Ken Shamrock in the Dungeon for the Fully Loaded pay-per-view.
Hart himself also garnered a reputation for being borderline sadistic in his training techniques, and was known to torture his pupils with legitimate submission wrestling holds he had learned as a sports wrestler.
In 2005 a documentary directed by Blake Norton (who trained at the school) named Surviving the Dungeon: The Legacy of Stu Hart was released.
[46] A very similar training camp remains today at the family's gym, although none of the Hart brothers are involved.