Volcanoes can look like small mountains or hills. A volcano is an opening in the Earth's crust that allows magma, hot ash and gases to escape. Composite volcanoes are the most common type of ...

the increasing volcanic activity at Mount Spur is likely an indicator of an imminent explosive eruption, about as explosive as the eruptions that occurred at the volcano in 1953 and 1992.

The area around Kanlaon Volcano in the Philippines was still under evacuation orders from an eruption in December​.