Observatories of Mauna Kea

In the foreground on the summit ridge, from left to right, are the UH 0.6-meter telescope (small white dome), the United Kingdom Infrared Telescope, the UH 2.2-meter telescope, the Gemini Northern 8-meter telescope (silver, open) and the Canada-France-Hawaii Telescope. On the right are the NASA Infrared Telescope Facility (silver), the twin domes of the W.M. Keck Observatory; behind and to the left of them is the Subaru Telescope. In the valley below are the Caltech Submillimeter Observatory (silver), the James Clerk Maxwell Telescope (white, open), and the assembly building for the submillimeter array.

The cinder cone in the center of the photograph is Pu`u Poliahu. In the distance is the dormant volcano Hualalai (altitude 8,271 feet), located near Kailua-Kona.