By Emily Jane Fox @emilyjanefox January 20, 2016: 4:07 PM ET
Saint Kitts and Nevis
7 of 10
Bookings up this year: 133%
Much like Barbados, proximity and over-the-top hotels are key to driving families here this winter. But there's more than just gorgeous beaches to relax on: old sugarcane fields roll across the hills, beach parties rage well into the night, and a sweeping 18th century British hilltop fort is perfect for sightseeing.