Grand Canyon: The Hidden Secrets
- سال: 1984
- ملڪ: United States of America
- نوع: Documentary
- اسٽوڊيو: World Cinemax, Cinema Group Ventures, Investmore Ltd.
- چاٻي: grand canyon, travel, leisure
- ڊائريڪٽر: Kieth Merrill
- اداڪار: Daniel T. Majetich, Armando Leon Diaz, Percy Devine