South America is a continent of striking contrasts, where towering mountain ranges meet vast rainforests, arid deserts, and sprawling coastlines. From the icy fjords of the south to the tropical warmth of the north, each region offers its own landscapes, wildlife, and cultural expressions.

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).

Bora Bora, often referred to as the "Jewel of the South Seas," is the epitome of tropical luxury. Nestled in the Society Islands of French Polynesia, this idyllic island is famed for its stunning turquoise lagoon, ringed by a barrier reef and dotted with overwater bungalows.

Sitka is accessible only by air or sea, giving visitors a real taste of this wild frontier. Sitka offers incredible scenery, fishing, hiking, and abundant wildlife. 22 of Sitka's buildings and monuments appear in the National Register of Historic Places.

Montenegro, set along the Adriatic Sea, draws travelers with its dramatic landscapes and layered history. The Bay of Kotor, often mistaken for a fjord, is actually a submerged river canyon surrounded by steep cliffs and medieval towns. Kotor itself, a UNESCO World Heritage site, is enclosed by ancient fortifications that visitors can climb for panoramic views stretching from terracotta rooftops to the sea.