Dukono volcano photos Dukono on Halmahera in Indonesia has been in permanent activity for years, often producing ash plumes that drift around the northern part of the island and have become normality.
Photo Expeditions & Photography Tours We offer you a fine selection of photo tours to exceptional places guided by experienced photographers. These tours are ideal if you are interested in learning or improving photography or, if you are an experienced photographer yourself, to get to the best locations at the best times.
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.