The SMALLEST Cave! We reached our limit!

Jonathan and Todd dive into Jackson Blue Spring in Marianna, Florida to explore a side passage called Parallel Line and see if they can fit through a really small restriction. It's another Blue World cave diving adventure! Special thanks to Edd Sorenson, Mehdi Zinetti and the gang at Cave Adventurers dive shop! https://www.caveadventurers.com/ WARNING: Scuba diving is a potentially dangerous sport which requires special training and equipment. This video is for entertainment purposes only and should not be considered instructional in any way. Cave diving requires additional training and equipment. Do not attempt to dive in caves without training! JONATHAN BIRD'S BLUE WORLD is an Emmy Award-winning underwater science/adventure series featuring underwater cinematographer/naturalist Jonathan Bird. ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ ● Subscribe to Blue World https://www.youtube.com/c/BlueWorldTV... ● Become a Member    / @blueworldtv   ● Check out our Extras Channel    / @blueworldplus   ● Blue World Merch http://www.blueworldtv.com/shop ● Support us on Patreon   / blueworldtv   ● Instagram   / blueworldtv   ● Facebook   / blueworldtv   ● Twitter   / blueworld_tv   ● Website http://www.blueworldTV.com ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ #cavediving #scubadiving #cave Chapters: 0:00 Intro 0:29 Returning to Jackson Blue 3:14 Entering the cave 4:52 The first restriction 6:16 Heading deeper in 7:57 Making the jump 10:47 The second restriction 11:40 Exiting the cave 15:55 Summary 16:30 Credits