Lürssen’s 404-foot Golden Odyssey was spotted navigating the river Weser after leaving the Lürssen shipyard in Lemwerder, Germany, on its way to the North Sea, somewhere between late May and early June.

Getting to peek inside the world’s largest and most exclusive yachts—often referred to as superyachts or gigayachts, for especially large examples—reveals the epitome of luxury living, but with these floating estates come hefty privacy agreements between owners and shipyards, making it notoriously diffi…