Grand Canyon, The Human Touch
Season 15 Episode 9 | 26m 20s | Video has closed captioning.
Host David Yetman joins his brother, geologist Dick Yetman, for an exploration of the traces of humans along the Colorado River and Grand Canyon region. They observe sacred salt mines from the boat and enjoy an impromptu canyon concert. The brothers learn the history of rapids and spend time with scientists studying the effects of the Glen Canyon Dam on the flora and fauna of the Grand Canyon.
Problems Playing Video? | Closed Captioning