Rafting Through the Grand Canyon Nova : Season 19 Episode 14
TV-PG PBS 1h 00m
Aired: October 27th, 1992 @ 9:00 PM EST on PBS
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.
