North CascadesNational Park State: Washington Est: Oct., 1968 HQ: Sedro Woolley Acreage: 504,780.94 Visitors (2014): 23,865 Trail Mileage: 394 Wilderness: 93 percent Don’t Miss: Gorge Creek Falls, Diablo Lake Overlook, North Cascades Highway. On the Way: Cascadian Farms, Visitor Center in Newhalem (west), Mazama Store...