This Southern Caribbean island, with its pristine beaches and arid landscape, is an appealing spot for meetings and incentives.

The Renais­sance Aruba Resort & Casino in Oranjestad, the Aruban capital, is updating the guest rooms at the Marina Hotel, its 287-room adults-only half; the other half, Ocean Suites, will refurbish its 269 units in 2014. The resort has a private island for guests, accessible via boat transfer.

The 411-room Aruba Marriott Resort & Stellaris Casino on Palm Beach has unveiled a new adults-only pool, H2Oasis and a refreshed lobby. The resort also recently renovated its Mandara Spa, which spans 6,500 square feet.