Yakima River Canyon Geology
Yakima River Canyon Geology OCTOBER 13 @ 9:00 AM - 5:00 PM | $40 The Umptanum Ridge Water Gap, also known as the Yakima River Canyon is the main feature of this geology tour. Guests will explore some spectacularly beautiful and rugged terrain while learning the unique and powerful natural forces at work in the landscape. Learn how the rule of geologic precedence sets the stage for a flat-land meandering river to become a frozen-in-place meander at the bottom of a deep canyon […]