by Annette Clavin | Jan 13, 2018 | All, Challenges, Logbook
Download article as PDF (only in German) Let’s start with a bit of prior history: Six of us met a little over a year ago in Poland at an ‘extreme-cold’ seminar by ‘Ice-Man’ Wim Hof. Wim holds over twenty Guinness Book records, mostly in the category...
