Savor the Chocolate Spa, Hersheypark (with more than 60 thrilling rides and attractions); 11 acres of wildlife adventure in ZooAmerica; Hershey Museum, Hershey Country Club; plus accommodations at the charming Hershey Lodge or the deluxe Hotel Hershey.

The first of our 10 secret family travel destinations is Chatham Bars Inn, opened in 1914. This 25-acre, AAA four-diamond-rated Atlantic oceanfront resort offers Beach Buddies (ages 4-6); Clam Diggers (ages 7-9); Wash-A-Shores (ages 10-12); and Teen Time (ages 13-16) programs available in morning, afternoon, and evening sessions to fit your family's togetherness quotient.

This lakeside castle-like compound on 2,200 acres has been welcoming families for 139 years with an inclusive rate plan of classic lodging, three daily meals; afternoon tea; indoor heated swimming pool, fitness/yoga classes; boating, tennis, golf course, spa and—new this season—on-site rock climbing and mountain biking.

For kids five through 12, Camp Cheeca is all about fun with a focus on the Florida Keys' marine environment and ecology—365-days-a-year from 9 a.m. to 1 p.m. for $40 per child—made-to-order lunch, completely supervised snorkeling, catch-and-release fishing with hand reels and shrimp bait off the 588-foot pier; identifying briny life, finding and painting coconuts even seaside scavenger hunts. Adults will enjoy the resort's full-service spa complete with 25-yard adults-only lap pool surrounded by cabanas with personalized butler service and flat-screen plasma TVs.

Built in 1887, Victorian architecture hides 21st-century amenities. Make time for cavorting in the famous Esther Williams swimming pool and contemplating your car-free holiday on Grand Hotel's 660-foot porch (the world's longest). From Memorial Day to Labor Day, kids ages five through 12 can participate in group programs during lunch and dinner times including a separate kids meal, games, hayrides, tours of the butterfly houses, fudge factories and Fort Mackinac. Rates include breakfast and formal dinner daily with guests 11 years and younger staying and eating free.

At Rancho de los Caballeros, General Manager Rui Pereira emphasizes that, "From 2-6 p.m. it's always family time. Enjoy a family horseback ride or jeep tour, golf, mountain biking, trap and skeet shooting or just a dip in the pool, but do it together."

Camp Ojai activities include trips to Ojai Valley Inn's own 800-acre working ranch for pony rides and to experience the petting farm; plus supervised swimming, outdoor games, art projects and plays on-site. You're just a short drive from Ojai itself, a classic old California town with gourmet restaurants and art galleries galore.

Check your family into a California ranch-style cottage studio or suite and get ready to enjoy hearty breakfasts and dinners daily coupled with unparalleled facilities—more than 50 miles of horseback riding trails, two 18-hole championship golf courses, six tennis courts, an archery and air rifle range and a glistening 100-acre private spring-fed lake where you can go fly fishing for bass, canoeing or kayaking. Solvang is modeled after a typical Danish town.

"The experience of the outdoors, and frankly, catching a lot of fish keeps me and three generations of my family coming back to Waterfall Resort every summer for the last 22 or 23 years," explains patriarch Don Heller, owner of Heller Ford near San Diego. "It's very remote but the service and accommodations and food are first class. Waterfall's just a great place for families."

General Manager Ulrich Krauer notes, "Families love knowing they can participate in so many things without worrying about added cost. Families meet one another for the first time at Kona Village, their children become friends, they can play and dine together and never be concerned about who will pay for what. And furthermore, the most amazing thing happens to families when they come to Kona Village... They actually reconnect and talk to one another!"