Only boats at least 120 feet long can hold a sub, which typically costs between $2 million to $7 million. Manufacturers of the deep-sea vessels say many of their clients are wealthy enthusiasts.
The Latest Trend on Yachts? Submersibles.
Only boats at least 120 feet long can hold a sub, which typically costs between $2 million to $7 million. Manufacturers of the deep-sea vessels say many of their clients are wealthy enthusiasts.
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