Adrian Ballinger is the 200th person to climber Everest without supplemented oxygen. Photo: Adrian Ballinger

From Everest with no oxygen to Lantau, Adrian Ballinger expects a different kind of suffering in Moontrekker ultramarathon

Adrian Ballinger is taking his first break from mountaineering in almost 20 years, and using his down time to run the Moontrekker ultramarathon

Topic |   Outdoor & Extreme

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Adrian Ballinger is the 200th person to climber Everest without supplemented oxygen. Photo: Adrian Ballinger
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