These knots can KILL you...
20:07
Is your figure 8 knot going to kill you?
20:07
You aren't supposed to tie a knot in this
18:31
Les 10 MEILLEURS nœuds pour la vie quotidienne [pour les apprenants VISUELS]
39:29
The Last Unsolved Problem of Climbing Ropes
9:10
How To Top Rope Solo(Climb Alone)
19:33
Avion géant à effet Magnus
12:03
Rappelling on 5mm?
24:26