The Hong Kong Four Trails Ultra Challenge (HK4TUC) finish is marked by a kiss on the Mui Wo post box. Photo: Alan Li
The Hong Kong Four Trails Ultra Challenge (HK4TUC) finish is marked by a kiss on the Mui Wo post box. Photo: Alan Li

Explainer |
What is the 298km Hong Kong Four Trails Ultra Challenge, and how has it got even more difficult in 2022?

  • The HK4TUC is one of the hardest ultra marathons on Earth, but retains its low-key, community atmosphere where the journey is above all else
  • It is the brainchild of Andre Blumberg, who ran it for fun one Lunar New Year and has nurtured it into the notorious but wonderful event it is today

The Hong Kong Four Trails Ultra Challenge (HK4TUC) finish is marked by a kiss on the Mui Wo post box. Photo: Alan Li
The Hong Kong Four Trails Ultra Challenge (HK4TUC) finish is marked by a kiss on the Mui Wo post box. Photo: Alan Li
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