Half off a second cabin for children on a holiday sailing?  That’s what MSC Cruises is offering with their Family Plan!  Enjoy the extra space and 2nd bathroom while cruising the beautiful Caribbean.  The promotion is valid on the MSC Poesia sailing from Ft. Lauderdale on November 19 (to Key West, Cozumel, Roatan and Montego Bay),  December 23 (to Nassau, St. Thomas and San Juan) and December 30 (Key West, Cozumel, Roatan and Montego Bay).   MSC is an Italian based and budget oriented cruise line with a variety of family-friendly activities.  The ship features a designated children’s pool and outdoor play area and children’s and teen programs for ages 3 to 17.  Rates for four begin at $549 per person for the first stateroom and $274.50 per person for the second stateroom plus government fees and taxes of $61.85 per person.  Children also sail free on MSC at other times of the year when sharing a cabin with parents.