I finished both of these while flying across the country:

Some amazing accounts from an amazing Russian mountaineer:

http://www.amazon.com/Above-Clouds-Diari...natoli+boukreev

Interesting look into the lives, customs, and perspective of the Sherpas and the Pakistani HAPs. There were a lot of gruesome details I didn't know about before like what's really at the Gilkey Memorial at K2's base:

http://www.amazon.com/Buried-Sky-Extraor...ried+in+the+sky