Tortuguero, located on Costa Rica’s remote northern Caribbean coast, is a destination unlike any other in the country. Accessible only by boat or small aircraft, this coastal village sits between the Caribbean Sea and a network of freshwater canals. Its name, meaning "place of turtles," comes from the thousands of sea turtles that arrive annually to lay their eggs on its beaches, including green, leatherback, and hawksbill turtles.

Sarajevo, the capital of Bosnia and Herzegovina, is a city where history, culture, and resilience converge. Often called the "Jerusalem of Europe," Sarajevo is a place where East meets West, reflected in its diverse architecture, which seamlessly blends Ottoman, Austro-Hungarian, and modern influences.

Wertheim is an enchanting town on the banks of the Main River in Germany. A favorite stop on European river cruises, highlights of this charming destination include the Wertheim Castle and the town center, where you can wind your way down cobblestone streets replete with 16th century architecture. Venture outside of town and follow the Tauber River to Kloster Bronnbach, an immense and ornate monastery dating back to the 12th century.

Niagara Falls, New York, is home to one of the most powerful natural spectacles in North America. More than 3,000 tons of water pour over the edge every second, creating a thunderous roar and a rising mist that can be felt from blocks away. Visitors can stand just feet from the American Falls at Prospect Point or take the iconic Maid of the Mist boat tour, which has operated since 1846 and now features all-electric vessels.

Krakow is a diverse and culturally rich city. Once thought of as cold and desolate, today's visitors know an entirely different place.