Natural wonders await you in the steaming, geothermally active North Island city of Rotorua, New Zealand. Pohutu Geyser erupts several times per day, and blistering mud pools provide a truly unique sightseeing experience. When in Rotorua, tourists also visit its living Maori village, as well as Te Puia (New Zealand Maori Arts and Crafts institute), where weaving and woodcarving is featured.

Located on the north coast of Morocco near the Strait of Gibraltar, Tangier is a cultural capital replete with historic sites, colorful architecture, and splendid beaches. An essential stop is the Ancien Medina, a walled collection of winding streets and alleys filled with cafes and shops leading to the Kasbah, a former palace and mosque that also houses a museum.

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).

There's more than meets the eye in Savona, a Northwest Italy port city many cruise ship passengers are lucky enough to find themselves in. The giant Fortezza del Priamàr looms over the water, providing a unique welcome. Be sure to stroll through the city's genteel, impressive medieval center, visit the beautiful Savona Cathedral and see marvelous artistic works from centuries past at the Ceramics Museum.

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.