DVD, widescreen (16x9 transfer) presentation; stereo., DVD 5.
Language
English subtitles for the deaf and hard of hearing.
Note
Title from disc surface.
Originally broadcast on the National Geographic Channel.
Bonus features: The Grand Canyon Explorer 3D interactive and printable map.
Audience
Not rated.
Summary
A rare scientific odyssey down the Grand Canyon through some of the most treacherous rapids on the planet. From the river cutting through two-billion-year-old stone to the creatures roaming its back-country, the Grand Canyon still has secrets to tell.