Skyscraper Runners Take Workouts To Incredible Heights

Would You Try 'Skyscraper' Running?

Held in some of the world's tallest buildings -- like Taiwan's Taipei 101, Chicago's Willis Tower and the Menara Tower in Kuala Lumpur, Malaysia -- participants run stairwells against the clock. (In case you're curious, Towerrunning holds extensive information on many upcoming national and international races.)

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