![](https://webarchive.library.unt.edu/web/20161108155853im_/https://www.fhwa.dot.gov/byways/Uploads/asset_files/000/001/603/i90scenic_white_flowers_sq.jpg)
Mountains to Sound Greenway - I-90
Length | 100.0 mi / 160.9 km |
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Time to Allow | 1.5 to 2 hours to drive the byway. |
Fees | There are no fees along the byway proper. |
Drive east from Seattle on I-90 through pastoral valleys, lush forests and a dramatic mountain landscape. Visit historic towns and scenic spots for forest walks or challenging hikes. Cross the Cascades into a drier climate where coal mining built pioneer towns on the way to the Columbia River.
Local Information
Washington State Tourism Div.
800-544-1800
360-725-4181