JULIA ZALTZMAN

‘Geco’ was designed to be social, with its own Buddha bar and expansive teak beach club. Even the helipad doubles as a private sun lounge.

“Marala” served as both family yacht and WWII warship. A London designer has modernized her, without changing her fundamental character.

Yacht design and technology—from steam engines to battery power—have changed dramatically over the last century, and each of these 25 standout vessels contributed to that evolution.

The superyachts from Benetti, Bilgin, Amels, Feadship, Royal Huisman and Abeking & Rasmussen demonstrate the creativity and versatility of each builder.

The “Infinity Nine,” with a full-featured gym, will serve as a transatlantic residence for the former San Antonio Spurs guard.

There are limited chances remaining to see the world’s most famous boat intact.

With a new swim platform and just about every water toy you can imagine, “Lady E” will spend the next year cruising the world.

Could this be the future of boat building?

After being purchased by new owners, the Piano Man’s 57-foot “Vendetta” went through a two-year refit to emerge as an offshore cruiser.

La Datcha’s owner plans to heli-ski in the Antarctic, which requires both choppers. This ultimate explorer also has a certified emergency room, state-of-the-art scuba center and three-person submersible.