With a par 72 stretching 8,548 yards, Jade Dragon Snow Mountain Golf Club is the longest regulation course in the world. Set at an altitude over 10,000 ft (3,084 m), the thin air adds roughly 20 percent to shot distance.

But that doesn’t mean it’s easy. Fairways are lined with hazards, and the altitude messes with club selection—andet’s not forget the risk of altitude sickness for golfers that high up.

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