After a quick briefing and strapping on the oxygen helmet, I was directed under a ladder in a cool sea. The water was cold, and within seconds, I stood on the soft sand on the sea bottom. Around me, colored fish schools rotate like ribbons, and coral flickers in pink, orange and blue colors. https://andamanlove.com/why-a-sea-walk-in-andaman-should-be-on-your-bucket-list/