Mayon volcano photos Mayon on Luzon Island, towering above Legazpi city is famous for being one of the most perfectly symmetrical stratovolcanoes in the world. It is also one of the most active and most dangerous volcanoes (not only) in the Philippines.
The subplinian eruption of Kelut volcano Fascinating satellite images, reports, and pictures about the massive explosion of Kelut volcano in East Java on 13 Feb 2014.
Divergent plate boundaries in oceans Two ocean plates move apart from each other. Hot upwelling mantle material forms magmas that continuously produce new oceanic crust. An ocean widens.