In this amazing documentary, World Champion Marina Kazankova freedives The Great Barrier Reef! Take a spectacular journey to the dazzling depths of Australia's pristine Great Barrier Reef with World Champion Freediver and model Marina Kazankova. Marina swims with sharks, giant grouper and massive manta rays as she explores a kaleidoscope of unique, colorful reef life. Get subscribed to the most dangerous channel on Youtube! Click here: About DangerTV: We never play it safe or hit the brakes! We’re always bringing you the best in Crime, Sports, Military, Dangerous Animals, and Disaster programming anywhere on Youtube. New videos released daily, so check back often for the best in extreme content! Follow Us Here: Facebook: Twitter: Instagram:
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