Rio Mar Beach Resort & Spa
Rio Grande, Puerto Rico
The News: The resort's 7,000-square-foot casino reopened after a $5 million expansion.
Specs: 600 guest rooms, including 72 suites; 48,000 square feet of function space; two 18-hole golf courses; 7,000-square-foot spa and fitness center
Time Frame: The remodeled casino opened in November.
Extra: The Rio Mar is set on 500 acres, not far from El Yunque National Rain