Recharge the family with a Caribbean cruise this winter -- two kids under 18 cruise free with two adults. The nine-night voyage comes to $549 per adult. Depart from New York on Dec. 4 or 13 to visit:
This deal from American Express Travel also includes a $75 onboard credit per cabin.
Praised by Frommer's as "one the most fun megaships at sea today," the Norwegian Gem features 16 different dining options, entertainment including a comedy troupe, a bowling alley, several bars and lounges, and activity clubs for both kids and teens.
Or set sail for the following per-person rates: $649 on Nov. 25; $699 on Nov. 7. Other fall and winter dates (and upgraded cabin types) are also discounted.
Note: Taxes are an additional $158.45 per person.