The Flying Wallendas of Nik Wallenda and his sister Lijana Wallenda successfully cross Times Square on a high wire strung between two skyscrapers 25 stories above the pavement on Sunday evening in New York City. /VCG Photo

Thousands of people gathered and formed a huge crowd at Times Square to watch the scene of 17 dramatic minutes. Nik started from 2 Time Square, and Lijana started a minute later at 1 Times Square. /VCG Photo

They walked toward each other, talking with their father through a communication system in a live ABC broadcast. "This has been my life, longer than I've been alive," Nik said in his wire walk. /VCG Photo

This was the first professional appearance for Lijana Wallenda since she got injured in 2017 accident after falling from 30 feet high on a tightrope. The accident broke nearly every bone in her face. Nik said he was anxious about his sister because she worked so hard to come back, finishing the act from her serious injuries. /VCG Photo