8,848m Chomolungma  5,200m Base Camp  Tibet  西藏 珠穆朗玛峰

8,848m Chomolungma  5,200m Base Camp

October 25 2014  5,200m Chomolungma Base Camp

Summit  8,848m Chomolungma

October 25 2014  Oxygen Mask  5,200m Chomolungma Base Camp