Climb Chimborazo

One of the world's highest active volcanoes.

Oregon’s glaciated volcano, climbed at 2 a.m. so the snow bridges are still frozen.

Hike between villages to a crater lake.

Switchback railway descending a near-vertical Andean wall at Alausi.

The second-highest massif in the Alps, with ten summits above 4,000 m in one skyline.

Austria's highest peak at 3,798 m, a sharp black horn above the country's longest glacier.

A broad glaciated 3,657 m summit, the classic first big glacier climb in the Eastern Alps.

A 5,033 m glaciated volcano above the Gergeti church, where Prometheus was said to be chained.