Essentials of Cave Diving: Fourth Edition by Jill Heinerth
Cave diving has been dubbed the world’s most dangerous participatory sport. It shouldn’t be. You…
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GUE (Global Underwater Explorers) Now Offers DAN Training
Global Underwater Explorers (GUE) is a regional network of GUE groups, motivated by highly advanced…
Webinar Workshop: The art of relaxation and breath control
An Interactive Severtec Workshop with Steve Lewis, Director of Diver Training @ RAID International Steve…