North Ridge Trail Hike at Purisima Creek RedwoodsJoin POST for a beautiful and strenuous but rewarding 4.5-mile hike through the redwoods at Purisima Creek Redwoods!This out-and-back hike is moderately strenuous, with several inclines and declines. The hike itself will be roughly 4.5 + miles in totality, with about 1400 ft. elevation gain throughout the hike. We will enjoy the ...