How would you describe the most difficult mountain to climb?

This year saw the deadliest day ever on Mount Everest, with 16 people — all of them Sherpas — killed in a massive avalanche. read more

Its tough to describe what makes a particular climb difficult, if it technical, the endurance required or the lesser mentioned mental difficulty involved as well. Currently the hardest mountaineering objective that one could attempt would be a winter ascent of K2, this is due to the technical difficulty of the climb going to grade III/IV(3/4) Scottish grade at 8000m nearly and the weather being beyond brutal. read more

Aside from being the world’s tallest mountain and technically difficult, Everest has a plethora of other problems regarding the crowding of the mountain by climbers. The mortality rate for Sherpas on Everest surpasses those of the US's most dangerous industries, like commercial fishing, mining, and the military. read more