Chinese tightrope walker Aisikaier walks backwards with his eyes blindfolded along a 100-meter-long high wire, 150 meters above ground, between two towers in Kunming city, capital of Southwest China’s Yunnan province, May 16, 2015. It took Aisikaier six minutes and 40 seconds to complete the death-defying journey. (Photo: China News Service/Li Weihua)
