Question: What state was the 2005 horror movie Death Tunnel filmed?

Context articles: Insecticidal
Charles Cyphers
Richard Carmen
Frankenstein vs. the Creature from Blood Cove
Death Tunnel
Saint Joseph Boulevard
The Last Horror Movie
Tunnel de la mort
Steve Braun
Waverly Hills Sanatorium

Insecticidal is a 2005 horror movie featuring giant killer insects.
 In the film, a college student performs experiments on insects until a housemate tries to kill them.
 The insects grow to huge sizes and turn the sorority house into a nest, trying to kill the residents.
Charles Cyphers (born July 28, 1939) is an American actor who has starred in many films and on television.
 He is known in the horror movie community for his work in the films of John Carpenter, especially his role as Sheriff Leigh Brackett in Carpenter's 1978 hit horror movie "Halloween".
 He reprised this role in the 1981 sequel "Halloween II".
 He is not related to actor Jon Cypher, alongside whom he starred in "Hill Street Blues".
Richard Carmen (born July 1968, Colorado Springs, Colorado) is an American character actor.
 He is known for his leading role in the 2007 Sundance film Zoo where he played the main character's brother.
 Richard also appeared in two short films featured on the Fox reality series On The Lot and a role in the 2009 horror movie which played at SIFF.
 Richard also starred as Vance in the horror movie "The Taken" (2010).
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 In addition, he was an actor and assistant director in "Bound to be Different" (2011) and "Eden" (2012).
Frankenstein vs. the Creature from Blood Cove is a 2005 horror film written and directed by William Winckler.
 It is the second film from William Winckler Productions.
 Filmed in black and white, the movie is an homage to classic monster movies, harkening back to the days of Universal's "Monster Rally" heyday.
 The movie was released direct to DVD in 2005 and has since gone on to acquire a growing fan base.
 Part of the success of the film to date has been the support it has received from horror hosts and fans of late night cinema, with a national syndicated showing on Mr. Lobo's "Cinema Insomnia" Halloween special as well as local airings on shows from the Horror Host Underground.
Death Tunnel is a 2005 horror movie filmed at the Waverly Hills Sanatorium.
 It stars Steffany Huckaby, Annie Burgstede, Kristin Novak, and Jason Lasater.
Saint Joseph Boulevard (official in French: boulevard Saint-Joseph ) is a major boulevard located east of Mount Royal in Montreal, Quebec, Canada.
 It is mainly residential, but is nevertheless a major east–west artery.
 It is located in the Plateau Mont-Royal and the Rosemont–La Petite-Patrie boroughs.
 Its intersection with Iberville Street is known as the infamous Tunnel de la mort (Death Tunnel).
The Last Horror Movie is a 2003 British found footage horror film directed by Julian Richards.
 On 24 August 2003 it premiered at the London FrightFest Film Festival and stars Kevin Howarth and Mark Stevenson.
 "The Last Horror Movie" was released onto DVD through Fangoria's "Gore Zone" label on 7 December 2004.
"Tunnel de la mort" "(Death tunnel)" is the informal name given, in Montreal, to the notoriously dangerous intersection of Rue d'Iberville and Boulevard Saint-Joseph, at the border of the Rosemont–La Petite-Patrie and Plateau-Mont-Royal boroughs.
 The intersection owes this name to the fact it was originally surrounded by three railway overpasses immediately to the north, east, and west of it, and by concrete retaining walls on all four corners, severely restricting visibility to approaching motorists.
 Over 250 serious accidents have been reported at that intersection between 1992 and 2002.
Steve Braun (born August 14, 1976) is a Canadian television and movie actor from Winnipeg, Manitoba.
 Braun's credits include "The Immortal", a TV show in which he and co-star Lorenzo Lamas hunted demons; "The Trip", an independent film about coming of age in the HIV era; and "Harold & Kumar Go to White Castle" (2004), a major motion picture release in which he plays the lead villain.
 In addition he starred as Brian Kelly in the 2004 thriller "The Skulls III".
 He also played the role of "Jonesy" in the 2007 thriller movie "".
 He also co-starred in the 2005 horror movie "Pterodactyl" as Willis Bradbury.
The Waverly Hills Sanatorium is a closed sanatorium located in southwestern Louisville/Jefferson County, Kentucky.