Halley Castle in Victoria, British Columbia, used for exteriors of Lex Luthor's home in the series 'Smallville', is also the main academy building here.
The was Filmed at Royal Roads Military College (now Royal Roads University) in Victoria , British Columbia. Many of the scenes were shot in Hatley Castle, the main administrative building for the College, which has also been featured in X-men as Dr Xavier's school for gifted Children. The Cadets were not available as extras due to exams, so members of a local Army reserve unit provided extras.