Nik Wallender: Guinness World Record - Longest Crossing of High Wire on Bicycle - Part One - 15.10.08:

Nik Wallender: Guiness World Record on 15.10.08 - Part 2:

Seoul (Korea) High Wire Championships 2007:

Karl Wallender walks the wire, including a head stand, in blustery conditions for charity above Mary Chipperfield’s Circus Big Top in 1974:

Karl Wallender’s last High Wire Walk in 1978, aged 73, in wind exceeding 30mph:

[Please be aware this shows Karl falling from the wire - the image may be upsetting to some people]

Philipe Petit: the famous Twin Towers Crossing from “Man on a Wire”