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450 metres above a gorge near the Grand Canyon.
With no safety harness, American acrobat Nik Wallenda walks the tightrope.
Wind made the cable sway during the 22 nail-biting minutes it took him to cross.
But towards the end he felt confident enough to kneel and blow a kiss to fans waiting on the other side.
Vocabulary 詞匯:
gorge 峽谷
safety harness 安全帶
walks the tightrope 高空走鋼索
nail-biting 非常緊張的，令人提心吊膽的
blow a kiss 飛吻