description About
NOVA explores Earth's greatest natural wonder by rafting down the river that created it, repeating the spectacular first canyon voyage of the 19th-century explorer John Wesley Powell. The Grand Canyon tells the story of nearly 2 billion years of earth history plus the changes caused by three decades of human intervention.
Info
- verified Status: Returning Series
- person By: Unknown
- calendar_month Release Date: 1992-10-27
- video_camera_front Companies GBH
- tag Season: Season 19
- timer Episode Runtime: 55 Mins
- star Rating: 0 / 10
- visibilityViews: 2 views
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