Yoyo-ing is a subdiscipline of caving where the vertical dimension dominates the horizontal. Being a climber, I’d expected Mexican sótanos to be a piece of cake. Boy was I wrong.Read more "El Yoyo, Part 1: Going Down"
We’d like to think that scientific measurement is a fairly straightforward undertaking. It’s really not. Just spend a day surveying underground.Read more "Caving In El Malpais, Part 2: Making Measurements"