There was one dive I was doing with my partner when suddenly the current picked up and it was pushing us into the cave. You're inside of an iceberg. You don't know if you'll be able to get back out the way you came because the currents are so intense and unpredictable. Yet in the very far distance, we could see light. We could see that there was like a beam of light perhaps to another entrance and we thought that was our best chance. It's not all great decision making on my behalf that sometimes it's luck.
Jill Heinerth is a professional cave diver who faces threats big and small constantly – from dangerous technical dives deep inside underwater caves, to searching for never-before-seen ecosystems inside Antarctic icebergs. Jill recounts her incredible experiences in maneuvering through challenging times and shares tips on how to face what scares you – and dive into your own rich, rewarding adventures. For the full text transcript, visit go.ted.com/BHTranscripts