Crystal Cruises announces details of 'Tradewinds' sweepstakes August 01, 2002 Share 1 -- LOS ANGELES -- Crystal Cruises is giving away 18 free cruises for two aboard the Crystal Harmony and the Crystal Symphony in its new Tradewins sweepstakes. Through Aug. 26, every agent who registers at the line's agent-only Web site, http://agent.crystalcruises.com, is automatically entered into the contest. Agents who have previously registered at the site already are entered into the Tradewins sweepstakes.Retailers who refer colleagues to register will receive a Bon Voyage gift credit of up to $200. The drawing will be held in early September. Winners will be notified by mail.In other Crystal news, the line is welcoming the fare of Nobu, the upscale sushi eatery that's taken the sophisticated supper set by storm, to its fleet.Beginning with the inaugural cruise of the Crystal Serenity in July 2003, the Sushi Bar, one of the ship's specialty restaurants, will exclusively feature chef Nobuyuki "Nobu" Matsuhisa's menu selections.