An aerial view of the San Francisco Bay Area east bay hills, looking toward Mount Diablo. An aerial view of Mount Diablo poking out through the cloud cover. An aerial view of salt ponds in the San Francisco Bay, looking toward Mount Diablo in the distance. An aerial view of eastern Fremont, looking across the East Bay hills to Mount Diablo. An aerial view of Mount Diablo from the East Bay hills, San Francisco Bay Area. An aerial view of Alameda, Oakland, and Mount Diablo in the distance at dawn. A view of the San Francisco East Bay region, looking toward Mount Diablo. A view of the San Francisco East Bay region, looking toward Mount Diablo. An aerial view of the East Bay, with Mount Diablo in the background. An aerial view of the East Bay, with Mount Diablo in the background. An aerial view of Mount Diablo looking toward the San Joaquin Delta region. An aerial view of the top of Mount Diablo. An aerial view of the East Bay (foreground) and Mount Diablo (background). An aerial view of the East Bay (foreground) and Mount Diablo (background). An aerial view of the East Bay (foreground) and Mount Diablo (background). An aerial view of Alameda (foreground), Oakland (including Lake Merritt), and Mount Diablo (background). An aerial view of Mount Diablo poking out through the cloud cover.