Upper Yakima Basin

The Upper Yakima Basin spans the entire eastern half of the Mountains to Sound Greenway National Heritage Area, stretching from high alpine wilderness in the Cascades to high value agricultural lands in the Kittitas Valley near Ellensburg.  Rich in natural resources, communities like Roslyn and Cle Elum celebrate their mining and logging legacies even as tourism and outdoor recreation become more important parts of the local economy.

Tours and Itineraries

Road Trip Along the Mountains to Sound Greenway National Scenic Byway
Choose your own adventure and travel at your own pace with this road trip inspiration. Journey from the vibrant Puget Sound area, through thick forests,
10 Birds to See in the Teanaway Community Forest
The diverse habitats of the Teanaway Community Forest total 50,241 acres (more than half the size of Seattle). They range from lush riparian corridors along the
8 Great Places to See Birds in the Greenway
“One of the things I love most about birds is that you can find them almost anywhere — from city parks to remote wilderness. And because

Learn About Our Work in the Upper Yakima Basin

From trail building and maintenance, to habitat restoration, coalition leadership, and more — we’re hard at work on the Greenway’s east side!

Read the Latest News

How Do Salmon Get Over the Mountains?
Beginning in late summer through the fall, beautifully colored salmon and steelhead can be seen migrating upstream through the Yakima River Basin, all the way
Learn More How Do Salmon Get Over the Mountains?
Bikes & Brus: Benefitting Teanaway Trails 
With a slogan like “We work here. We live here. We play here,” it’s no surprise that the team behind the Cle Elum and
Learn More Bikes & Brus: Benefitting Teanaway Trails 
Celebrating Three Years of the Great American Outdoors Act 
On August 21, U.S. Congresswoman Kim Schrier, Washington State Representative Bill Ramos, and King County Councilmember Sarah Perry joined Mt. Baker-Snoqualmie National Forest Supervisor Jody
Learn More Celebrating Three Years of the Great American Outdoors Act