Department Of Transportation.
Enjoy the complexity and richness of Washington's coastal communities as 360 miles of highway lead you through a unique region.
Navigating the Byway:
Highway 101 begins in Olympia and heads west, sharing the road with Highway 8 for 1 short mile, until it turns off towards Shelton and the east side of the Olympic National Park. It then follows the Pacific Ocean around the Olympic Peninsula. At Cosmospolis it turns south heading for the Oregon border.