A stunning composite image, made up of three years' worth of satellite photos, shows the ancient lava of Libya's Haruj volcanic field interspersed with patches of golden sand.

they include both moving lava and the resulting solidified deposits of black rock. Lava flows come in a great variety of shapes and sizes. Nyiragongo is considered one of the most dangerous ...

Hawaii's Big Island sets the stage for numerous exciting natural wonders, from Volcanoes National Park to the rare black sand Punaluʻu ... Ocean and the dramatic lava rocks.