Waimea Canyon, located on the southwestern side of Kauai, is 10 miles long by 1 mile wide at a depth of 3500 feet. The canyon was formed by various volcanic eruptions and subsequent lava flows. Kauai, Hawaii, USA.
Comet Pan-STARRS and a crescent moon as seen from summit of Haleakala National Park (elevation 10,023) where comet was first discovered, Maui, USA. This image was captured on March 12, 2013 approximately 40-minutes after sunset.
Lava passing near the opening of the Kilauea Caldera creates an orange glow in the clouds with the Milky Way aligned over the top at Volcanoes National Park, Big Island, Hawaii, CA