This is a demonstration of single-rope ascents and rappels in a rocky area of the Olympic Mountains of Washington State, plus a backstory about why I took up the activity (lost a quadcopter in a tall tree).
There's more detail about climbing and equipment in my climbing article:
https://arachnoid.com/climbing
My drone photospheres (yes, there's a connection):
https://arachnoid.com/drones/photosphere_gallery.html
Visit my wesbite for lots of technical and scientific content:
https://arachnoid.com
