ABERDEEN -- Scotland's third-largest city (pop. 187,000) is characterized by buildings of beautiful white granite. Set beside the North Sea, Aberdeen is both a university town and the capital of the Scottish oil boom. It is also one of Scotland's largest seaside resorts (though its appeal is confined to those who like their water well-chilled).

To visit Barcelona is to embrace both the past and the future. There is much to do and see in this cosmopolitan capital of Catalonia, from medieval structures to beaches to UNESCO Heritage Sites by Antoni Gaudí and Lluís Doménech i Montaner.

Pondicherry is a coastal town in southern India that still carries traces of its French colonial past. The French Quarter, or White Town, is filled with mustard-yellow buildings, iron-laced balconies, and streets with French names. Visitors can explore this area on foot or by bicycle, stopping at spots like the 18th-century Eglise de Notre Dame des Anges, built in Greco-Roman style, or the French Consulate, which continues to operate from a colonial-era building.

Seen from the train, Durham presents a magnificent sight, with cathedral and castle perched atop a bluff enclosed by a loop of the River Wera, and linked to the suburbs by a series of sturdy bridges.

Kagoshima, Japan offers a captivating blend of natural beauty, cultural heritage, and culinary delights. Nestled on the southwestern tip of Kyushu, this city is famously dominated by the imposing Sakurajima volcano, one of Japan’s most active volcanoes. Visitors can take a ferry to get up close to the volcano or view it from the Kagoshima City Viewpoint for breathtaking panoramic views.