Colorblindness & acromatopsia- compatible versions available on request.  Background map courtesy of OpenStreetMap.
In 2015, Zach Shaner published a beautiful map of existing and planned bike trails in the greater Seattle region.
Click here to view it.
or visit:
seattletransitblog.com/2015/10/13/a-vision-for-a-comprehensive-regional-bike-trail-network/