Imagine a swimming pool, with calm salt-water that runs 300 ft deep, with seahorses and colourful corals, fishes and soothing queer rays. Sounds magical, right? That's Dragon Hole for you! Located in the Paracel Islands, this is also known as Xisha in Chinese.
More than 300 feet deeper than any other known blue hole, tell me if you will dive into the world's deepest blue hole in China? Amongst countless under-water wonders, this blue hole discovered is a spectacular one and apparently the world’s deepest oceanic blue hole.