Loloru is the southeasternmost volcano on Bougainville Island in Papua New Guinea. Its summit holds two nested calderas, a forested lava dome and a crescent-shaped lake, while deep valleys cut its ...

Hayes volcano, located in a remote and rugged part of the Alaska Range NW of Anchorage and N of Mount Gerdine, was not discovered until 1975. It was named after nearby Hayes Glacier and consists of ...

The N-most island of the Eolian Islands is famous for its spectacular incandescent nighttime explosions, that have long attracted visitors from all over the world and brought the volcano the nickname ...

Ambrym is a large basaltic volcano with a 12-km-wide caldera. It is not only one of the most active volcanoes of Vanuatu, but also in the world. Ambrym's caldera is a wide, impressive moon-like ...