This trail leads seven miles into the Hawaii Volcanoes National Park backcountry. Registration is required if you plan to hike beyond Puu Huluhulu.

Napau Trail begins on Chain of Craters Road at Mauna Ulu parking lot. It leads into the park backcountry and eastward to the East Rift Zone. Along the seven miles to the trail end visitors will pass a multitude of formations including: pahoehoe lava flows, rain forest, Pu'u Huluhulu Crater, Mauna Ulu Crater and Makaopuhi Crater. Visitors will also enjoy views of Napau Crater and Pu'u 'O'o Vent along this trail. Bring water and food, as well as rain and wind gear. Registration, at Kilauea Visitor Center, is required for day hikers who intend to walk beyond Pu'u Huluhulu.

Directions: From Chain of Craters Road, Napau Trail begins at Mauna Ulu parking lot on Chain of Craters Road. The distance from the visitor center to the trailhead is eight miles.

Difficulty: Strenuous

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