(NewsNation) — A year after the Titan submersible disaster, OceanGate co-founder Guillermo Söhnlein is organizing a new underwater expedition to explore Dean’s Blue Hole in the Bahamas. Söhnlein, who ...

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 ...

Sinkholes filled with water, also known as blue holes, completely surround the island nation of The Bahamas, and now OceanGate’s co-founder wants to explore the deepest of them all. Known as Dean’s ...

A water-filled natural limestone cavern, Dean's Blue Hole plunges 663 feet below ground level on Long Island, part of a string of Bahamian islands south of Nassau and New Providence Island. Surrounded ...

Söhnlein, who left OceanGate in 2013, now leads Blue Marble Exploration. The company plans to send a manned submersible to the 663-foot-deep underwater sinkhole, often referred to as the “portal to ...