A Boston man searching in the dark for a better view of the Kīlauea volcano's eruption at Hawai'i Volcanoes National Park fell off a cliff but survived by landing in a tree.

Ash deserts as far as the eye can see, knee-deep crossings of icy glacier rivers, ever-changing landscapes - and all that in four days, far from civilization in the south of Iceland.The Laugavegur is ...