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).

Georgetown, the vibrant capital of the Cayman Islands, offers an alluring blend of Caribbean charm and modern sophistication. As the bustling heart of the Grand Caymans, it is renowned for its picturesque harbor, duty-free shopping, and a rich tapestry of cultural experiences.

Nestled at the base of the Great Rift Valley, Lake Manyara is a hidden gem in northern Tanzania that offers an unforgettable safari experience. The lake is part of Lake Manyara National Park, which is known for its dramatic landscapes, from dense groundwater forests to grassy plains. Wildlife enthusiasts will be thrilled to explore this compact park, home to an impressive variety of animals, including elephants, hippos, and the famous tree-climbing lions.

Dubai is a grandiose, extraordinarily modern metropolis in the United Arab Emirates. Visitors will marvel at the dramatic skyline, the musical Dubai Fountain and the manmade archipelago right offshore that features a major resort.

Evidence of our nation's birth abounds in Boston, a hub of revolution that is essentially the oldest city in the United States. Visitors are compelled to walk the 2.5-mile Freedom Trail around the city center, and bear witness to 16 historical locations related to the history of America.