The Migaloo M5 concept, the company says, involves a 540-foot base-model superyacht that would travel about 820 ... as a submarine — an underwater vessel that can launch itself and return ...

British travel company Oliver's Travels created a specially adapted submarine in St. Lucia known as Lovers Deep, an underwater vessel where couples can spend the night in a private accommodation.

But in 2025, Norway is taking its seafaring legacy into the future with the world’s first-ever cruise ship tunnel — a 1.7-kilometre underwater ... designed to make travel faster, safer ...

Hyperloop One, a Los Angeles-based startup developing the technology for the Hyperloop high-speed transportation system, is interested in building a Hyperloop that can travel underwater.

Meanwhile, a team of marine archaeologists, with the help of an underwater ... For example, the ship's original owner has a viable right to ownership. But that right can be superseded by the ...