The gigantic Yellowstone Grand Canyon, lined with volcanic rock. With all the effects of hydrothermal activity, river erosion ...

An accumulation of weak to moderate earthquakes has been recorded around the Greek island of Santorini since 24 January. The ...

Multiple earthquakes are rattling Santorini, a volcanic island in Greece, prompting authorities to dispatch rescuers with ...

Columnar cliffs form when lava from a volcanic eruption cools and contracts ... allowing for a close-up side view of the rock columns. Looking up at Tōjinbō from the water is also recommended.

Disaster response units deployed as tremors of up to magnitude four rock popular holiday destination every few minutes ...

Santorini, the popular Greek holiday island, is taking emergency measures in response to intense seismic activity ...

Emergency crews deployed to the popular tourist destination as Greece's Prime Minister urges people to 'remain calm'.

Santorini lies along the Hellenic Volcanic Arc ... in the event of a major earthquake. The sheer cliffs also make some areas prone to rock slides. Authorities sent a team of rescuers with a ...