As the lazy days of summer approach, it can be easy to forgo those extra spinning classes at the gym in favor of an extra ice cream sundae or fruity umbrella drink by the pool. After all, what’s better than summer besides summer vacation?

But what if a warm-weather getaway could prove to be the catalyst for finally achieving a major fitness milestone or dropping those last 15 pounds? In the spirit of multitasking efficiency, there are scores of vacay options that offer travelers the best of summer fun and relaxation – plus a killer workout. Here are our five faves. Bikini season does last until September, after all.

The Biggest Loser Resort, Niagara – Java Center, New York