My friend, Arthur Guerin Boëri, the man who made the first time ever a 300 meter long dive in a pool, did another record dive under the ice of the Lake Sonnanen, Finland. Check the video below.

The record dive event was organised by Antero Joki, the owner of Päijänne on the Rocks. He was taking care of the accommodation and logistics, planning and building the track, looking after all the safety issues, finding the safety divers and briefing them. Thank you all safety divers and special thanks to Ville Laine from Sukelluskeskus EW Dive Oy ( and Lars Skofelt from Latemar Oy (