For those birthed with multimillion-dollar megayachts, with their ho-hum helipads and snooze-inducing jacuzzis, consider the 928 -foot-long M7, designed by the Austrian fellowship, Migaloo Private Submersible Yachts.

If you’re the helipad-on-a-sea-vessel type, the M7 not only has a lieu for your helicopter to territory, it has a wading pool, VIP suites, multiple hangar bays, and a design inspired by the U.S. Navy’s Zumwalt-class destroyers.( Alas, its devices are diesel-electric , not nuclear-powered .)

And unlike a ship, which is just going to sit there on top of the ocean, swimming around like a $200 million glob of burnished driftwood, the M7 can dive to 1,500 paws and cruise underwater at 20 bows. The real commotion, as Sebastian the Crab formerly sang, is “under the sea.”

A rendering of the M7 by Migaloo.

Source: Migaloo

Life may be better down where it’s wetter, but the M7 will cost you. There’s no accurate price tag hitherto, says Christian Gumpold, chief executive of Migaloo. But the $2.3 billion chassis mentioned in this report is end.” This would make it for certain to the most expensive private object worldwide ,” Gumpold told us via email.

The M7 is not the only submarine available to those rich sufficient to render one. For a couple of decades, business such as Triton Submarines, DeepFlight Adventures, U-Boat Worx BV, and Seamagine Hydrospace Corp. ought to have producing and exchanging “submersibles.” These are smaller vehicles, capable of taking from two to eight fares thousands of feet down to explore the ocean for hours at a time. OceanGate Inc ., founded by the adventure-loving entrepreneur Stockton Rush, is planning to make passengers to the remains of the in 2018.

A submersible designing by Triton Submarines.

Photographer: Nick Verola

Submersibles can’t, nonetheless, regenerate their own strength, and they rely on yachts or other ships for long-distance transport and servicing. They’re pretty awesome, but they’re more James Cameron, less James Bond.

Full-on, sumptuous, yacht-style submarines are a more recent development. Three companies–Migaloo, the Florida-based U.S. Submarines Inc ., and Ocean Submarine in the Netherlands–produce sub designs that aspiring Bond scoundrels dream of: capable of traveling 1,000 miles or more, luxuriously nominated, and the various kinds of underwater installation from which you can area world dictatorship, or perhaps only host sidekicks for a few weeks of exploration.

As you might expect, private submarines are phenomenally expensive. U.S. Submarines’ Nomad 1000 — which sits 10 to 24, has a range of 1,000 international nautical mile, and can dive to 1,000 feet–begins at $6.5 million. Its top-of-the-line, 213 -foot-long Phoenix 1000, which has more than 5,000 square paws of interior, is estimated to cost $90 million.

So while dozens of private submersibles are bobbing around the deep, there are currently no private comfort subs in existence. For all the makes zipping around the Internet, subs such as the M7 and the Phoenix 1000 abide( mostly) theoretical.

A diagram of Migaloo’s M7 sub.

Source: Migaloo

” We’re not building anything right now ,” said L. Bruce Jones, the founder and CEO of U.S. Submarines, adding that his busines, which is affiliated with Triton, is focusing on submersibles” because that’s where the marketplace is .”

” It seems like a massively expensive engineering exercise–and an unproven one–in the recreational sphere ,” said Stewart Campbell, journalist of.” Yachting is often a work game–how much room can you pack into your hull and superstructure? There’s a cost-per-gross-tonne calculation that the superyacht world-wide understands. I suspect with one of the following options large-scale submersibles, that equation runs out the window. You’re not get much loudnes for the money, and the equivalent ship will give you more of everything .”

It’s also possible that safety concerns retard potential purchasers, though all sub creators adhere to safety standards issued by organizations such as the American Bureau of Shipping and the Norwegian DNV GL, as well as the U.S. Navy’s Subsafe definitions. They all too claim perfect preserves, with about 1 million passengers per year going on dives as tourists.

Rendering of a Neyk submarine.

Source: Neyk Submarine

Of the three makes, simply Ocean Submarine( which furnishes subs to the military) is under contract to complete a civilian barrel, for what CEO Martin van Eijk announces” a very rich patron .” Set to be delivered in 2018, the 64 -foot Neyk L3 can seat up to 20 fares, depending on the configuration, with a barroom, galley, and library.( Van Eijk did not know which works will go into the library .)

The L3 may be smaller than Migaloo’s offerings, but its size offers some advantages. The company’s theme of luxury is, according to its circulars, about” more than Connolly leather .” As with, say, a Lamborghini, “its about” ease and oversight matters: Vertical thrusters give the L3 remain in one place, despite ocean currents; mooring gear allowed by sub to pull up on beaches( no marina necessary ); and the ride is hushed and precise, with a range of 500 to 1,500 international nautical mile. Plus, it’s only 20 million euros ($ 23.8 million ), practically a negotiate.( Buy two !)

Interior of a Neyk sub.

Source: Neyk Submarine

Learning to pilot these subs–or rather, instructing a gang to pilot them–is essential. In the U.S ., pilots need to have a master’s license, but there’s more to it than that.” When a submarine is on the surface, it’s the same like another send ,” van Eijk said.” But when you go down under, you need some rules to understand .”

Ocean Submarines, he said, has a German learn middle, with the same simulator as airplanes.” We can do the same interior as the cockpits, so the client can see how exactly the submarine are now working ,” he said. The practise normally makes four months.

Once you’ve got your sub and your trained gang, you can go where you are like, the manufacturers told me. There are no specific law restrictions on civilian subs in all regions of the world. Which is not to say coast lookouts won’t take note of your presence.

” When you fetch a submersible into someone else’s territorial waters , not everybody is as fervent about allowing you to go diving ,” said Patrick Lahey, the founder and president of Triton Submarines.” The the regions that parties seem to be most worried about submersibles being used are Greece and France, because they have antiquities on the bottom and they’re concerned that a person that owns a submersible might be going down and taking happenings that might be an important part of biography .”( Mechanical grabbing appendages and diver lock-out chambers are favourite add-ons for most subs .)

There is a way to assuage refers, Lahey said.” Imply the local authorities in what you’re doing, both to assure them you’re not there to plunder their antiquities but to give them a chance to dive in their own sprays and to see acts perhaps they’ve never seen themselves .”

If that doesn’t work, you could always invite them for a plunge in one of your jacuzzis, or a midnight screening of the brand-new Star Wars movie at your sub’s open-air cinema. And if the paparazzi show up to agent, you can do what mere superyacht proprietors never can: Dive.