Even the sands of Playa Conchal are special, comprised of the silky remnants of millions of crushed conch shells. Frolic, swim and snorkel in the warm, crystalline waters by day; at night, camp out on the beach under the stars. Guided rafting, adventure and nocturnal turtle-watching tours are available—and exhilarating.

Your morning in Nosara: Wake to the sounds of the jungle. Walk two minutes to Playa Guiones and do a few yoga poses at sunrise while surfers ride the waves. Wander north to Playa Pelada for a swim and spectacular views of the Pacific. Sound idyllic? Nosara, with its beaches free of developments, its tide pools, plus ziplining, wildlife rescue and more, is perfect for your extended holiday.

If waterfalls, hot springs, wildlife and volcanoes are your thing, then Arenal Volcano National Park will take your breath away. One of the world’s most active volcanoes burps tufts of smoke in the background as you make your way through forests and old lava fields. Take a rafting tour or hit the beach, then retire to a comfy hotel.

La Fortuna de San Carlos is at the center of an array of geological wonder. The nearby Arenal is Costa Rica's most active volcano, routinely bursting with lava and ash, and the Catarata de La Fortuna is a waterfall pouring from a seventy-meter cliff. The Tabacon Hot Springs are a relaxing intermission in the midst of the various spectacles, and the Leaves and Lizards Arenal Volcano Cabin Retreat is a blissful end to any day's excursion.

Far from the north coast resort towns, Kingston is Jamaica at its most authentic, a sprawling city of contrasts spread between the east coast and the Blue Mountains. Kingston's diversity is reflected in its disparate neighborhoods, from the wealthy northern suburbs to the less affluent downtown. Travelers can discover the spirit of One Love at the Bob Marley Museum, or sample delicious ice cream at Devon House. Nearby, the former capital of Spanish Town offers insight into the area's history.

Forty miles south of Tampa and just seven miles west of Bradenton, Anna Maria is a paradise island. With the Gulf of Mexico to the west, Tampa Bay and Anna Maria Sound to the east and Sarasota Bay to the south, the seven-mile-long tropical island is a gem, with beautiful white-sand beaches on all sides and a year-round population of just 1800. The island was originally discovered by the Timucan and Caloosan Native Americans and then by Spanish explorers.

Made up of St. Croix, St. John and St. Thomas, the laidback USVI offer sophisticated dining, turquoise waters and quaint towns. On St. Croix, Christiansted's colorful Danish Colonial buildings provide a lovely backdrop for dining or sailing. Underwater coral gardens are heaven for divers. On St. Thomas, shopping mecca Charlotte Amalie has hopping nightlife. Tranquil St. John offers quiet trails, secluded coves and lively Cruz Bay's shops and bars. Ferries and local air services link the islands.

Hilly Cincinnati boasts a thriving arts scene, major league sports teams, a world-class zoo and aquarium and a revitalized riverfront with shopping, clubs and restaurants. Located on the Ohio River in southwestern Ohio, Cinci claims more than 4,000 restaurants, and more chili restaurants than any other city in the world. Adrenaline-junkies will want to visit the nearby Kentucky Speedway and Paramount's Kings Island, home of the tallest and fastest wooden roller coaster in the world.

Dazzling fjords and vertiginous Andean peaks cover Chile's best-known region, turning this slim swath of land into a playground for skiing, whitewater rafting and trekking. To the north lies San Rafael Lagoon National Park with its impressive ice fields. In Patagonia's southern stretch, the city of Punta Arenas is the gateway to Torres del Paine National Park, which attracts serious climbers and casual day hikers to its granite peaks, glaciers and waterfalls.