OceanGate co-founder is organizing a trip to a 663-feet deep “unexplored” sinkhole in the Bahamas

[Double Burger With Cheese]

600 ft isn't deep.

Titanic was 12 000 ft

Yeah after reading the site seem like they making this seem more dangerous than what is for marketing purposes.

 

[IAMDetroit]

 

[BlackAchilles]

600 ft isn't deep.

Titanic was 12 000 ft

Yeah 663 would be fine ... For a competent organization