Malpais badlands volcanic landscape looking northeast from Los Hervideros, Parque Natural Los Volcanes, near Yaiza, Lanzarote, Canary islands, Spain, Atlantic, Europe

Volcanic landscape of solidified lava flows and distant cone volcanoes, near Yaiza, Lanzarote, Canary Islands, Spain, Atlantic, Europe

Rocky volcanic badlands (malpais) landscape, Malpais Grande National Park, Fuerteventura, Canary Islands, Spain, Atlantic, Europe

Road leading to cone of Mount Corona volcano and Ye village, Haria, Lanzarote, Canary Islands, Spain, Atlantic, Europe

View from Calderon Honda crater of lava rock ruins and volcanic cones of the north, Lajares, Fuerteventura, Canary Islands, Spain, Europe

Exploring a volcanic landscape on a footpath up Saxholl cinder cone and crater, Snaefellsjokull National Park, western Iceland, Polar Regions

Lava erupting from Eyjafjallajokull volcano, Iceland, Polar Regions

Looking into the cinder cone of erupting Eyjafjallajokull volcano, Iceland, Polar Regions

Lava erupting from cinder cone, Eyjafjallajokull volcano, Iceland, Polar Regions

View from Calderon Honda crater of lava rock ruins and volcanic cones of the north, Lajares, Fuerteventura, Canary Islands, Spain, Europe

Perfect example of strato-volcano, island cone left by subsidence, Crater Lake, Oregon, United States of America (U.S.A.), North America

Bromo-Tengger-Semeru National Park at dawn, island of Java, Indonesia, Southeast Asia, Asia

Grabrokarfell a crater caused by a fissure eruption near Reykholt in Iceland, Polar Regions

Grabrok volcanic crater caused by a fissure eruption in Western Iceland near Reykholt, Iceland, Polar Regions

Grabrokarfell a crater caused by a fissure eruption near Reykholt in Iceland, Polar Regions

Kerio volcanic crater near Selfoss, Iceland, Polar Regions

Colorful pink sky above the red volcano crater cone of Mount Fuji over Lake Kawaguchiko water on a summer morning sunrise in Japan. Vertical

Fiery colorful sky above the red crater cone of Mount Fuji at dawn sunrise over Lake Kawaguchiko water on a summer morning in Japan

Tent in front of volcanic cone and lava, barren landscape, Vogar, Hverfjall, Myvatn, Iceland, Europe

Bromo volcano at sunrise,Tengger Semeru National Park, East Java, Indonesia, Southeast Asia, Asia

The Hverfjall crater, a tephra cone or tuff ring volcano in Northern Iceland. The crater is approximately 1 kilometre in diameter; Skutustadahreppur, Northeastern Region, Iceland

Hawaii, Big Island, Hawaii Volcanoes National Park, Kilauea, Pu'u O'o eruption, fountaining action

Snorkelers getting ready to enter the water from a snorkelling tour boat operated out of Maui, Hawaii. They are located next to the backwall of Molokini Crater which is a volcanic tuff cone, Maui, Hawaii, United States of America

Hawaii, Big Island, Hawaii Volcanoes National Park, Kilauea, Pu'u O'o eruption, close-up fountaining action

Costa Rica, Poas Volcano National Park, Steaming crater on mountain top, View from above.