Grand Canyon Adventure: River at Risk (2008)
Grand Canyon Adventure: River at Risk is a 2008 American documentary film directed by Greg MacGillivray and narrated by Robert Redford. It was released to IMAX 3D Theaters in 2008.
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Director: Greg MacGillivray
Distributor: MacGillivray Freeman Films
Release date: March 12, 2008
External links:
IMDb