A technical cave diver using a diver propulsion vehicle (DPV) to dive into the Blue Springs state park cave system near Marianna, Florida.

blue spring state park florida marianna adult adventure aqualung breathing apparatus cave cavern cenote color image day discovery diver diver propulsion vehicle diving diving equipment diving suit environment exploration full length goggles grotto guidance hobbies horizontal journey leisure activity motion nature navigating obscured face on the move one person operating outdoors oxygen tanks photography propelling scuba divers scuba diving scuba mask searching side view spelunking state park swimming technical diving underground underwater water water sport wetsuit