'It feels infinite': Alex Honnold describes his rope-free climb up Taipei 101 skyscraper

I kind of lost track of space and time,” the American told NBC News' "TODAY" after he climbed the famous skyscraper.

U.S. rock climber Alex Honnold reaches top of Taipei 101 skyscraper without ropes

Cheers erupted from a street-level crowd as Alex Honnold reached the top of the spire of the 508-meter (1,667-foot) tower, ...

What’s It Like to Climb a Skyscraper?

Alex Honnold, who climbed a 1,667-foot-tall skyscraper in Taiwan on Sunday, is one of a dozen or so known skyscraper climbers ...