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.
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.
Exploring the unknown We sometimes invite you to "test" new itineraries or destinations with us. Such trips are a reduced cost and require a higher degree of flexibility, but often offer a great deal of adventure.