Callahan Tunnel was created in 1961.
Nancy Callahan was created in 1991.
Father Callahan was created in 1975.
Macho Callahan was created in 1970.
Callahan's Crosstime Saloon was created in 1996.
Harry Callahan - character - was created in 1971.
Callahan's Lady was created on 1989-05-01.
Am Tunnel was created in 1993.
Milford Tunnel was created in 1839.
Cascade Tunnel was created in 1900.
Liberty Tunnel was created in 1924.
Northbrae Tunnel was created in 1912.
Townline Tunnel was created in 1972.