An exotic terrane is a group of rocks that attaches itself to a tectonic plate and ends up at a new site, totally out of place from its origins.  This film traces the fascinating history of the mysterious rocks in the Hells Canyon region on the Oregon-Idaho border. Shot in Idaho, Oregon, Saipan, Hawaii, and British Columbia. Length of film: 27 minutes. Funded by the US Forest Service and US Geological Survey. Released in 1992.

Credits:

Narrated by John Forsythe.

Written and directed by Doug Prose.

Camera: Doug Prose.

Music by Mel VonKriegenbergh and Doug Prose

Produced by Doug Prose.