"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.

Colombo is the financial and cultural centre of Sri Lanka, an enchanting island lying off India's southern tip. These city folks go about their daily business with a cheerfulness born of optimism in this noisy and traffic-congested metropolis. But despite being known as a chaotic city, Sri Lanka's capital offers a handful of attractions for first-time visitors, including old colonial buildings, breathtaking religious temples, a beautiful shore, and flavourful food.

With a globally recognizable skyline and 8.4 million people who call it home, New York City is bursting with diversity and excitement – from the iconic attractions you've seen on TV and in the movies to hidden gems waiting to be uncovered. Each of the five boroughs – The Bronx, Brooklyn, Manhattan, Queens and Staten Island – has a distinctive flavor, while individual neighborhoods maintain identities all their own.

Nestled at the foot of the Rocky Mountains, Denver is a city brimming with life. With 300 annual days of sunshine, the Mile High City is a year-round destination that seamlessly blends a rich Western heritage and passion for the outdoors with urban excitement. Downtown Denver is home to an array of chef-owned restaurants, brewpubs, professional sports, shops, and family-friendly attractions. Additionally, Denver serves as the premier gateway to the most breathtaking national parks in the Western USA, including Mesa Verde, one of Colorado's four national parks, as well as Wyoming's Yellowstone and Utah's Canyonlands.