They're either climbing up all 103 flights or hand cycling the equivalent distance. "SkyRise Chicago" is not only the highest indoor stair climb in the world, it also accommodates participants of all different abilities. The climb benefits the Rehabilitation Institute of Chicago.
SkyRise Chicago
Sunday, November 6
7 a.m. to 12 p.m.
Willis Tower
233 S. Wacker Dr.
Chicago
