Summit tours of Mauna Kea at 13,796 feet. For more information, please visit their website. Hosts endangered animals indigenous to Hawaii. Moderate because of elevation, highest point 6700 feet, lowest 6560 feet. Mauna Loa Observatory access road at the 27.7 mile point from Hilo.
Parking is available.
A short double loop trail constructed by the Youth Conservation Corps. No camping or open fires are allowed. Puu Huluhulu lies within a unit E game management area. Seasonal bird hunting is allowed. This trail provides an excellent opportunity to view native vegetation which was once abundant in the Humuula saddle area prior to the introduction of livestock and the advent of the lava flows of 1843 and 1935.