Claustrophobic cave challenge

Are you claustrophic No Really Then I have just the cave for A 13minute orgy of squeezing that reminds you of what tight reallly means. This is not a fastpaced video: you can t move quickly when there is hardly room to move at What if the lights go out Petzl lights have never failed me, in 25 years. Oh, and backups. Why do such a thing For fun obviously; and for the challenge, the puzzlesolving, the friendship with people you can trust. Training for cave rescue. And you get to kn