The Devil's Doorway was a significant rock feature on the Iverson Movie Location Ranch in Chatsworth, California, and has appeared in dozens of B-Western movies.
The photo above is the north side of Devil's Doorway as it appears today in the Cal-West Townhomes development. As you can see the rock formation was a natural archway.
The photo above is the south entrance of Devil's Doorway.
The screenshot above is of Bob Steele entering the south side of Devil's Doorway taken from a scene in Trusted Outlaw, The (1937).
The screenshot above is taken from a scene in Land Beyond the Law (1937) with Dick Foran.
The screenshot above is taken from a scene in Three Ages (1923) with Buster Keaton.
The photo above is a movie still of a scene in Border Feud (1947) with Lash LaRue and Al "Fuzzy" St. John.
The photo above is a movie still from an unknown Kermit Maynard (center in the photo) film. Devil's Doorway is at the far right.
Movies featuring scenes with Devil's Doorway include:
Arizona Cowboy (1950) with Rex Allen;
Border Feud (1947) with Lash LaRue;
Days of Jesse James (1939) with Roy Rogers;
Fugitive Valley (1941) with Ray 'Crash' Corrigan;
Ghost of Zorro ( 1959) a Republic serial with Clayton Moore;
Land Beyond the Law (1937) with Dick Foran;
Narrow Trail, The (1917) with William S. Hart;
Oh, Susanna! (1936) with Gene Autry;
Old Wyoming Trail, The (1937) with Charles Starrett;
Outlaw Country (1949) with Lash LaRue;
Outlaw Deputy, The (1935) with Tim McCoy;
Rough Riders' Round-up (1939) with Roy Rogers;
Three Ages (1923) with Buster Keaton;
Trusted Outlaw, The (1937) with Bob Steele;
Unknown Valley (1933) with Buck Jones;
It even appeared in a few TV shows like, "Wanted Dead Or Alive with Steve McQueen."
Here's the link to a short YouTube video clip http://youtu.be/tYr8t94gwAs
To learn more about my research of the Iverson Movie Ranch visit http://www.cowboyup.com/