Dragon Hole
Blue hole
>
Dragon Hole, also known as Yongle Blue Hole named after the third Ming emperor, was the deepest known blue hole in the world at 300.89 metres deep until it was discovered that the Taam Ja' surpassed it in 2024. It is located about 9 kilometres... Wikipedia
Coordinates: 16°31′30″N 111°46′04″E / 16.5249°N 111.7679°E N16.5249373, E111.7680205 (N16°31.55’. E111°46.1’)
Location: Paracel Islands
Depth: 300.89 metres