Brian, Jenn and Haleakala Brian and Jenn hike down a nice cinder-gravel section of the Observatory trail on Mauna Loa. Way off in the background on the horizon is the Haleakala volcano on the island of Maui.
This image is from the presentation "A Hawaiian Kaleidoscope - The Big Island: Volcanoes, Mauna Loa Climb, Heiaus and Beach Relaxation".