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).

Isabella Island is the largest of the Galapagos islands, on the western end of the archipelago. Shaped like a seahorse when viewed from above, Isabella is home to more wild tortoises than any other island, as well as a wide variety of other animal, bird and marine life.

Tbilisi, the capital of Georgia, is a city where tradition and modern life blend seamlessly. Set along the banks of the Kura River and surrounded by hills, its layout reflects centuries of change and cultural exchange. The Old Town, with its cobbled lanes and wooden balconies, is a living museum of architecture, showcasing influences from Persian, Ottoman, and Russian eras. Above it all, the Narikala Fortress stands watch, offering sweeping views of the city below.

This small yet charming city in Alaska's panhandle is a throwback to the gold rush era. Skagway is a well-preserved part of Klondike Gold Rush National Historical Park.

Charleston, South Carolina, is a gem of Southern charm and history, offering an immersive travel experience in a beautifully preserved city. Known for its cobblestone streets and antebellum architecture, Charleston's historic district is a living museum where visitors can stroll past colorful row houses and elegant mansions. Key landmarks include the Battery and Rainbow Row, a series of pastel-colored houses that are among the city's most photographed sites.