Search results for: "volcanic rock"
Anak Krakatoa volcano erupting off the coast of Sumatra, Indonesia
The eruption of Eyjafjallajökull at Fimmvörðuháls Pass in Iceland
Hawaii Volcanoes National Park, Hawaii, USA
Sunlit ridges against volcanic scree on Eyjafjallajökull, a volcano in Iceland
Ponta da Piedade rock formations off the coast of Algarve, Portugal