Soundside It's peak hiking season in the PNW. But who takes care of all our trails? Washington state has more than 700 miles of hiking trails in it state parks alone, alongside hundreds more in its national parks and national forests. With so much room to roam, keeping up with trail maintenance is a daunting task, and organizations like the forest service are constantly fighting a backlog of trail maintenance. What goes into trail design and upkeep? And what happens when trails are left unattended?