How about a cave dive, covering over 8000 meters, at 90 meters deep, spending 30 hours in the water? Or diving in China, combining spectacular dry caving with serious dives in a country where no diving was ever done on the premises, and where you have to haul all of the equipment you need from the other side of the world?
A talk with Jarrod Jablonski, director of GUE, who has participated in several cave diving projects, completing some of the most extensive dives ever done.