You are hereHome › John Santangelo Collection › Castle Rock in Colorado Summary Full Description Subject(s): Rock formationsHills Title: Castle Rock in Colorado. Physical Form: Photographic printblack and white Extent: 5x7 in. Identifier(s): Accession Number: 1994.010.1565 Note(s): copy Subject(s): Rock formationsHills In Collections: John Santangelo Collection