Catch the King singing and dancing (and sunbathing!) on a Legends Cruise, which also features doppelgängers for Roy Orbison, Jerry Lee Lewis, and Tom Jones. It departs from Galveston, Tex., for Cozumel and the Yucatán (thelegendscruise.com, from $610 for five nights, May 9–14).
Take your tots to breakfast with Dora and SpongeBob or get doused in green goo during a round of Nickelodeon's classic Slime Time Live game show on Norwegian Cruise Line's two 2011 Nickelodeon trips. One takes in the Bahamas, the other Italy and Spain (ncl.com, from $899 for six nights).
Card Player Cruises certainly attracts its share of sharks on trips to the British Isles and Normandy, Mexico, and Hawaii, but novices are equally welcome: Free lessons are always available, and a handful of tables limit the action to $1 per bet (cardplayercruises.com, from $809 for seven nights).
Still struggling with your cable stitch? On Craft Cruises' knitting trips, expert instructors lead daily classes, from beadwork to pattern making and more, and they guide shore excursions to local designers' studios (craftcruises.com, from $780 for eight nights, classes from $45).
Get a crash course in southern European design on this Mediterranean sailing from Lisbon to Istanbul with Signature Travel Network. In addition to a private dinner with respected interior designers, passengers follow a customized architectural tour of Rome in a chauffeured car (signaturetravelnetwork.com, from $3,999 for 12 nights, Mar. 30–Apr. 11).
FOOD AND WINE
Farm to ship to table? On one of Celebrity Cruises' Savor Your Destination sailings from Fort Lauderdale to San Juan, Puerto Rico, and St. Thomas, U.S.V.I., chefs lead demos, passengers compete in cook-offs, and everyone dines on food-and-wine pairings (celebritycruises.com, from $650 for seven nights).
Rumba, waltz, and score points with your loved one over Valentine's Day on Travelwize's dance-focused Queen Victoria cruise, which sails round trip from Los Angeles to Ensenada, Mexico. All packages include two private two-hour lessons (travelwizenow.com, from $1,029 per person for four nights, Feb. 13–17)