Season 19, Episode 14 Rafting Through the Grand Canyon

First Aired: October 27, 1992

Geologists consider how the Grand Canyon was formed. Included: excerpts from pioneer John Wesley Powell's journal (read by Gregory Peck).

Next On TVSee all »

Cast & Details See all »

  • Premiered: March 3, 1974
  • Rating: None
  • Premise: PBS's premier science-documentary series, which has won six Peabody Awards and more than 20 Emmys (four in 2002 alone) since its 1974 debut. `Nova' clearly, and often engagingly, `demystifies' a vast range of science, technology and history topics---past a… (more)

Show More »