Mount Everest / Mount Qomolangma . 埃佛勒斯峰/ 珠穆朗瑪峰/ 聖母峰 。

 grueling marathon ， 艱苦的馬拉松

Himex via AFP - Getty Images
PhotoBlog - Running up Everest: over 150 runners complete grueling marathon http://photoblog.msnbc.msn.com/_news/2012/05/29/11944393-running-up-everest-over-150-runners-complete-grueling-marathon?lite

Luca Galuzzi (Lucag)
聖母峰 - 维基百科，自由的百科全书 http://zh.wikipedia.org/wiki/%E7%8F%A0%E7%A9%86%E6%9C%97%E7%91%AA%E5%B3%B0
Mount Everest - Wikipedia, the free encyclopedia http://en.wikipedia.org/wiki/Mount_Everest

I had a strong feeling some of them would not come back:¿ Fury of the man who photographed Everest ¿traffic jam¿ as it emerges one climber even took his BIKE up mountain | Mail Online http://www.dailymail.co.uk/news/article-2152659/I-strong-feeling-come--Fury-man-photographed-Everest-traffic-jam-emerges-climber-took-BIKE-mountain.html