The public comment period ends next month on a federal proposal to nearly triple visitor fees to the nation’s most popular national parks. Those include Mount Rainier and Olympic National Parks where visitors would pay $70 in peak months (up from $25) starting this May. Washington Senator Maria Cantwell convened a group of outdoor enthusiasts to make a case against the plan. Among the panel of speakers at Cantwell’s rally was Michelle Piñon, who introduced herself as a daughter of immigrants,