Tomar sits on the Nabão River in central Portugal as a place where medieval history and everyday life meet in welcoming streets and grand monuments. Just outside the convent walls lies the Pegões Aqueduct, an impressive feat of engineering more than 6 kilometers long that once carried water from distant springs to the hilltop site. Some sections of its arches rise more than 30 meters above the valley floor, making it a striking backdrop for photos.

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).

American Samoa consists of a group of seven islands in the southern Pacific Ocean, comprising Tutuila; the Manua group, consisting of Tau, Olosega, and Ofu; Aunuu; Rose Island; and Swains Island.

The capital of Saint Maarten, the Dutch side of this two nation island, Philipsburg is located on the isthmus between Groot Baai (Great Bay) and the Salt Pond. Founded in 1733 as a free port, the city is now the home to outstanding shopping, casinos, and a variety of hotels and resorts, including nearby Mullet Bay Resort and Golf Club.

Mayotte, a French overseas department nestled in the Mozambique Channel between Madagascar and mainland Africa, offers travelers a window into a lesser-known island culture shaped by Swahili, Malagasy, and French influences. Unlike its neighbors in the Comoros archipelago, Mayotte remains part of France, giving it a unique blend of European infrastructure and Indian Ocean traditions.