In the foreground, left to right, are the Smithsonian Submillimeter Array (under construction), the James Clerk Maxwell Telescope, and the Cal Tech 10.4-m Submillimeter Telescope. On the crest, left to right, are the Subaru (Japan National Large) Telescope (under construction), the W.M. Keck Observatory (double domes), the NASA Infrared Telescope Facility, Canada-France-Hawaii Telescope,-GEMINI- 8-m telescope (under construction), University of Hawaii 2.2m Telescope, the United Kingdom Infrared Telescope, and the University of Hawaii 0.6-m Telescope. The summit of Mauna Kea (Pu'u Wekiu, 13796 ft)) is just to the right of the smaller University of Hawaii observatory. There is more information on the Mauna Kea Observatories on the web. Hawaiian Eyes Land Tours provided transportation to the peak.