It’s a bird, it’s a plane, it’s Super Sub! U-Boat Worx’s just-launched, ruby-red flagship may have more in common with the original 1950s Superman than the color of his cape. The Dutch submersible ...

They’ve got safe houses in New Zealand and private planes full of jet fuel, but cruise-ship-sized yachts are how the planet’s richest people plan to escape a world gone to hell. That’s why, for the ...

There are a handful of ultra-high-net-worth pursuits that sound tempting, but don’t really make sense. They’re typically wildly expensive and operationally inconvenient. And always difficult to ...

The design has the lithium batteries and thrusters at the rear so the pilot and passengers can enjoy the view. U-Boat Worx The three-person submersible has a “droplet-shaped hull,” according to U-Boat ...

Admittedly, though, when it comes to the ultimate superyacht toy, the mini-sub’s appeal is tough to beat. People have been fascinated by what lies below the surface of the ocean for millennia.