Behind the scenes, underwater, in a cave, at night. . . . . #bts #descentmk2i #techdiving #ccr #rebreather #garminoutdoor #hawaii #kona #scubadivingvideo #scubalove #scubadivinginternational #scubadiving #scubaworld #scubajunkies #scubatravel #scubadiver #cave #underwatercave #lavatube #divecomputer #offshore #padi #staysalty