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Years of weathering have oxidized the iron in this patch of lava to give it this red color. On the approach to Red Hill Cabin (also called the Pu'u 'Ula'ula Rest House), you'll surmount a strikingly red lava slope. You should also see huge collapsed lava tubes and vents. Look for Kulani Cone, a very old cinder cone covered with plants and antennas. Enjoy the views back towards the steaming Kilauea volcano if the skies are clear.įollow lava rock cairns through endless fields of multicolored and multi-textured lava.
Leave the scattered trees, birdsong, and vegetation behind as you climb steadily uphill, encountering many neat lava tubes. The trail starts at the end of the Mauna Loa Road, near the Mauna Loa lookout and picnic area. Extreme weather (including heat and cold), intense sun, and very rugged terrain contribute to the seriousness of this route. Most people make this into a 4-day excursion, utilizing the hut system for overnights.