Into the furnace in Iran

Off-limits to tourists for decades, Iran is at last opening up, offering the chance to visit fairytale cities, historic sites — and the hottest place on earth

Ice and isolation in the Karakoram

Tour operators are hoping trekkers will return to northern Pakistan after the UK relaxed its warning against visiting. On a hike over the remote Hispar Pass, Matthew Green experiences the spectacular sights that await them

Climbing: Is K2 the new Everest?

With one death for every four successful ascents, K2 has always been considered the preserve of the most elite professional climbers. Now though, two commercial operators are offering pioneering guided trips, with a $55,000 price tag