21598
Idaho

Floods, Fossils and Fissures — Geology of the Snake River Plain

Rock out with geologists in the Snake River Plain, where you’ll hike City of Rocks National Reserve, explore the Hagerman Fossil Beds and discover many other unique natural wonders!
Rating (5)
Program No. 21598RJ
Length
7 days
Starts at
949

At a Glance

Unearth the geological wonders of Idaho’s Snake River Plain, a land shaped by volcanic eruptions and mega-floods among other powerful forces of nature. Marvel at Shoshone Falls, and discover dramatic formations at City of Rocks National Reserve. On a whitewater rafting trip, learn the history of lava flows and the Bliss Landslide. Walk the lava fields of Craters of the Moon National Monument, formed by major eruptions which occurred as recently as 2000 years ago, and learn how Box Canyon was formed by a mega-flood. All of this is used to piece together the exciting geological and paleontological story of a unique landscape.
Small Group
Small Group
Love to learn and explore in a small-group setting? These adventures offer small, personal experiences with groups of 10 to 24 participants.

Best of all, you'll ...

  • Discover lava flows, lava caves, cinder cones and more evidence of eruptions at Craters of the Moon National Monument.
  • Examine the findings of the paleontological research at the Hagerman Fossil Beds National Monument.
  • Join an expert river guide for an exciting rafting excursion on the Snake River.

General Notes

The Retreat Difference: This unique, often basic and no-frills experience at a Road Scholar Retreat includes opportunities for early morning exercise, interaction with the local community for insight into local life, an authentic farm-to-table or locally sourced meal, a live performance or event, and a value-priced single room.
Visit the Road Scholar Bookshop
You can find many of the books we recommend at the Road Scholar store on bookshop.org, a website that supports local bookstores.
Exploring Idaho Geology
by Terry Maley
A study of the ecological changes that have occurred since the Twin Falls area of Idaho was settled.
Roadside Geology of Idaho
by David Alt
Lots of detail. Covers the whole state. Has theory about a meteorite being responsible for the Snake River Plain, which is controversial.
Snake River Country
by Bill Gullick
A beautiful, coffee-table book that gives a great deal of general information.
Geology Underfoot in Southern Idaho
by Shawn Willsey
A beautifully illustrated guide by the instructor. Copies will be provided for each couple or single participant.





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