17. The first time, in 1859, marked the first time anyone had done it. In subsequent crossings, Blondin added a variety of death-defying stunts to his high-wire act: performing with a sack over his head, on stilts, in shackles, at night, somersaulting and backflipping all the way, carrying his agent on his back, and toting a stove on which he cooked an omelet mid-crossing.