The Hoh River Trail, managed by the National Park Service, begins at the national park's Hoh Rain Forest Visitor Center at the end of the Upper Hoh Road. The trail follows the Hoh River east into the heart of the park. After it reaches Glacier Meadows near Mount Olympus's Blue Glacier. The Hoh River Trail begins at an altitude of about and the trail is mostly flat for about , after which it ascends steeply to Glacier Meadows, altitude . The trail passes through the Hoh Rain Forest, a temperate rain forest, and, closer to Mount Olympus, montane forests and subalpine meadows. There are a number of backcountry campsites along the trail. Mountaineers wishing to climb Mount Olympus typically use the Hoh River Trail to reach the mountain. The climb requires experience with glacier travel and crevasse rescue skills.