Code name Mermaid: German freediver Anna von Boetticher trains elite soldiers to hold their breath for long periods of time, let’s watch her explore ‘Dean’s Blue Hole’ in the Bahamas!
Only eight metres off the white sand shores off Long Island in the Bahamas is the deepest blue hole in the world: Dean’s Blue Hole. This spectacular underwater feature has been wowing freedivers and nature lovers for a long time now, but (unless you’re an elite freediver) chances are you’ve never seen this unique aspect from inside.
