https://trailheaddirect.org/
Trailhead Direct|Park. Ride. Hike.
Trailhead Direct is a pilot project co-led by King County Metro and King County Parks. This project seeks to ease vehicle congestion, reduce safety hazards and...
https://kingcounty.gov/en/dept/executive/governance-leadership/king-county-executive/news/archive/2019/april/11-trailhead-direct
Trailhead Direct returns with more routes connecting hikers to more trails - King County, Washington