Charles Blondin gained acrobat fame as a funambulist (rope walker) on this date in 1859 when he became the first person to walk across Niagara Falls on a tightrope suspended above the perilous water. Gavin repeats the high wire act as Wyatt frolics in the water below. You can listen without fear of falling as John minds his balance and swings high above the gap on Crosscurrents, 6/30 at 8 a.m.