Blue holes are worldwide attractions for amateur and professional divers alike. Here are the world's five best blue holes. Snorklers swimming over Dean´s Blue Hole with a depth of 202 meters on June ...

Death lurks in the depths: In the past 15 years, about 150 divers have paid with their lives for visiting the Blue Hole in Egypt, with estimates suggesting a total of around 300 fatalities. The beauty ...

Ireland’s Stephen Keenan, freediving’s most accomplished and beloved safety diver, died July 22 from a shallow-water blackout in the Blue Hole, a diving spot in the Red Sea off the coast of Dahab, ...

In 2017, Laura McGann read a story in the Irish Times about a fatal accident involving Alessia Zecchini, a preternaturally gifted freediver from Italy, and Stephen Keenan, a well regarded safety diver ...

There are few things in this world that are more unknown and mysterious than the ocean. That thing that covers 71% of our planet? We haven’t even discovered 20% of it. But we learn new incredible ...

Like a pinprick piercing the azure Caribbean Sea, the Great Blue Hole is as mysterious as it is mesmerizing. From above, this almost perfectly circular underwater sinkhole is a deep, dark bullseye ...