The true
summit of Mauna Kea.
Sunrise
from the summit.
Mauna Loa
to the south.
The shadow
of Mauna Kea on the clouds to the west (that's not Mauna
Loa!) 
A view
down to "Millimeter Valley": the Caltech Submillimeter
Observatory (CSO) is the silver golf ball on the left, the James Clerk
Maxwell Telescope (JCMT) is in the center, and the SubMillimeter Array
(SMA), with all 8 dishes, is on the right. 
A
close-up of the CSO.