22279
Oregon

The Beautiful and Cataclysmic Geology of the Columbia River Gorge

Formed by volcanic eruptions and cataclysmic floods, the Columbia River Gorge is a geologist’s delight. Study this region with experts on its formation and natural wonders.
Rating (4.5)
Program No. 22279RJ
Length
6 days
Starts at
1,299

At a Glance

The story of the Columbia River Gorge is a tale of geologic events that occurred over the course of millions of years. With renowned geologists, delve into the science and history of this beautiful region where the Columbia River cuts along the Cascade Mountains. Begin each day with lectures led by your experts on how Ice Age floods, volcanic eruptions and massive landslides formed the local landscape. Then, move on to a field setting to study the gorge firsthand, learning about its basalt walls, wildflowers and wildlife and marveling at the largest concentration of waterfalls in North America.
Activity Level
On Your Feet
Walking up to two miles each day over varied terrain.
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 ...

  • Gain insight from a working geologist on the Missoula Floods and learn how they helped to shape the Columbia River Gorge.
  • Explore the Columbia Gorge Discovery Center and Museum and trace the history of the gorge from the channeled scablands in Washington to the Pacific Ocean.
  • Witness "40 inches in 40 miles," referring to the differences in average annual rainfall within a 40 mile radius.
Featured Expert
All Experts
Profile Image
Alan Busacca
Alan Busacca was a professor of soil science and geology at Washington State University. His teaching focused on the origin, nature, and properties of soils, Ice-Age geology and geomorphology, world agricultural systems, and soils and viticulture. After many years of university service, Alan left WSU and formed Vinitas Vineyard Consultants to serve the wine industry. Alan now co-owns a vineyard near The Dalles, Oregon, and a winery in Washington State. Alan enjoys Nordic skiing, bicycling, motorcycling, cooking, fine wines, as well as house remodeling.

Please note: This expert may not be available for every date of this program.

Profile Image
Alan Busacca
View biography
<%= Bio %>
Profile Image
Suzanne Burd
View biography
<%= Bio %>
Profile Image
Barbara Robinson
View biography
<%= Bio %>
Profile Image
Lee Fairchild
View biography
<%= Bio %>
Suggested Reading List
View 5 books





Click here to provide website feedback
Website Feedback