Alex Honnold says he needed to know if scaling the Taipei 101 was even possible before he did Netflix’s "Skyscraper Live" special, so he turned to a more traditional way of climbing to find out.

“Free Solo” star Alex Honnold expects to ascend the Taipei 101 tower in less than 2½ hours.

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

Famed rock climber Alex Honnold has described some of the things that may work against him in his attempt to free climb one ...

In one hour and 32 minutes — just two minutes over his own estimation — Alex Honnold completed his free solo climb of Taipei 101, an eye-boggling spectacle live-streamed by Netflix and watched by a ...

In June 2017, Honnold defied the odds when he free solo climbed El Capitan ("El Cap") in Yosemite National Park. Free solo means climbing without a rope or any other protective equipment. Free Solo is ...

The earthquake-proof skyscraper of steel and glass has captured the imagination of professional rock climber Alex Honnold for ...