Large green tinted pools of sulfuric acid are framed by crimson rock aking is colour from iron oxide deposis, dry geothermal springs rising in slender cones in the background beneath a pale blue sky i
Large green tinted pools of sulfuric acid are framed by crimson rock aking is colour from iron oxide deposis, dry geothermal springs rising in slender cones in the background beneath a pale blue sky in the Danakil Depression, near Hamadella, Ethiopia.