From the 24th to the 29th of March Big Blue Tech were in Khao Sok conducting a Cavern Diver course for 4 people. Those who joined the trip came from a variety of destinations. One person in particular came from South West Asutralia, Ian, who flew all the way up to Thailand just for the course. He left enough room for a couple of nights on Koh Tao and quickly rushed back to far edge of the world. Also joining us was Trevor from Sai Ree Cottage who combined this event with the completion of his technical diver course conducted by Matt Rolph. And last but not least was Dive Medic Cum Dive Instructor Sonia Scott who came from Khao Lak (west coast of thailand) for a completely different type of diving. The course began with a academic session, albeit not the most thrilling of things to endure but all the same quite necessary to cover cave formations, water sources, currents, equipment considerations and line usage. After a few hours break and waiting for the sun to calm down we moved in the woods for reel and line work practicing primary tie offs, secondary tie offs and placements. It was also a intruduction to the proper way to handle a reel. As the beers added up many found they didnt need the tapped up mask to have trouble seeing but by that time it was simply extra practice. As the night set the compressor was switched on to give some extra top ups and then in the taxi and off into town for dinner. This would be an early night as many were a bit weary from the travel to ...