The Big Question: What makes K2 the most perilous challenge a mountaineer can face? | The Independent | The Independent
Has a climber ever taken an unconventional route up Everest or K2 or another famous mountain and made it up and down from the summit? - Quora
![Photo Gallery, ascent routes and map of Mount K2 - the highest mountain in Pakistan and the second highest mountain in Asia and the World Photo Gallery, ascent routes and map of Mount K2 - the highest mountain in Pakistan and the second highest mountain in Asia and the World](https://www.caingram.info/Worldwide/eight_thousanders/k2_routes.jpg)