"The city in its setting and entire surroundings may be said to have something ideal." (Johann Wolfgang von Goethe, 1797). Scarcely any other European city has had its praises so often sung as Heidelberg. The mysterious Heidelberg Castle, the picturesque Old Town, and as Goethe himself stated, the perfection of its setting – in the nineteenth century, all of this attracted the German romanticists, who immortalized Heidelberg in poetry, music, and art. Today the charm of Old Heidelberg is combined with a future-oriented and international focus.

Welcome to Chengdu, the provincial capital of Sichuan, where giant pandas delight tourists at the Chengdu Breeding Research Base. Though a modern city, Chengdu is where life happens in the back streets, with crowds waiting outside hot-pot restaurants, and tea houses abuzz with mahjong players and their noisy tile-shuffling game.

Today, people still flock to Ketchum and Sun Valley both to relax and to seek adventure. Sun Valley is home to one of the country's most famous ski resorts, and Ketchum is considered the gateway to the Sun Valley Resort and the Sawtooth Recreation Area. Ketchum is also located close to the natural wonders of Big Wood River and parts of the Boise, Challis and Sawtooth National forests, thus providing visitors with a multitude of opportunities for fishing, hiking and trail riding.

More than 42 kilometers of lakefront frame Chicago's stunning urban skyline. Here in the heart of the Midwest, the nation’s third-largest city boasts soaring skyscrapers and colorful neighborhoods against a backdrop of sandy beaches and beautiful parks. This cosmopolitan playground bursts with things to do. Sightseeing options range from Chicago icons — such as Millennium Park’s Cloud Gate, Grant Park’s Buckingham Fountain and Navy Pier’s Ferris wheel — to fascinating history and architecture tours.

Seoul is a city of contrasts in which the ancient and the modern coexist in harmony. In one sense, it is a hi-tech 21st-century city awash with neon lights and the sights and sounds of a 24-hour metropolis, while at the same time, a city retaining the majesty and graceful ambience of ancient dynasties that once ruled over it. Like the river Han on which it sits, Seoul is constantly moving as it strides boldly into the future, yet simultaneously managing to keep one foot firmly entrenched in its historical past.