Washington

http://www.justgetout.net/Okanogan/blog/filteredlist?key=omak

http://wabikes.org/2014/06/26/gravel-grinding-stillaguamish-valley/

http://www.bikepacking.com/locations/northwest/

http://www.bikepacking.com/routes/cross-washington-xwa/

https://www.methowcyclesport.com/trails-gravel/

http://pullmanchamber.com/visit-pullman/things-to-do-in-pullman/pedaling-the-palouse/