Coursing through 10 countries, the Danube is the second-longest river in Europe. This waterway, lined with fortresses and castles, rises in Germany's Black Forest and runs for 1,770 miles to the Black Sea. The Danube is an essential commercial thoroughfare for central and southeastern Europe, and several river cruise companies sail vessels on it year-round. Destinations along this river include Vienna, Budapest, Passau and Bratislava.

Brasília may be a World Heritage Site, but it is only of interest to town planning and architecture students, and those keen to witness the folly of man on a metropolitan scale. It must have looked good on paper, and still looks good in photos, but in the flesh, forget it. Designed by architect Oscar Niemeyer, urban planner Lucio Costa, and landscape architect Burle Marx, the city was built in an incredible three years between 1957 and 1960.

Aalborg is the fourth largest city in Denmark and constitutes a natural center for the North Jutland region. In addition Aalborg is Denmark's largest conference center, outside Copenhagen. Aalborg has many cultural attractions which appeal to a wide variety of tastes; a varied night-life and more than 300 restaurants, bars and clubs.

Spain’s Santiago de Compostela is more than just a final stop on a famous pilgrimage route, it’s a city steeped in centuries of spiritual significance, architectural grandeur, and lively Galician culture.

Nadi, a vibrant city on Fiji's western coast, offers a gateway to some of the South Pacific's most enchanting experiences. Known for its bustling markets and lively atmosphere, Nadi is a hub of culture and activity. A must-see is the Sri Siva Subramaniya Temple, the largest Hindu temple in the Southern Hemisphere, renowned for its intricate Dravidian architecture and colorful frescoes. The temple’s vibrant and spiritual ambiance provides a glimpse into Fiji's rich Indian heritage.