The most expensive megayachts ever sold now run into the half-billion-dollar range or more, with at least three $600 million yachts afloat, owned by various oligarchs and oil-state royalty.

Every month, around 10,000 people search for "yacht rental Dubai," highlighting the market's popularity. Sergey Rybnikov, CEO of Gold's Yacht, shares insights on the industry's growth, rising ...