One of Japan's 60 core cities, Aomori is well-known for its beautiful landscapes. Favorite landscapes include the Hakkoda Mountains and Lake Towada. Another of the city's highlights is the Nebuta Matsuri, an annual festival known for its daily parade of giant, colorful lantern floats.

A true gem on the Caribbean coast, the port city of Cartagena (Cartagena de Indias) welcomes visitors with its charming old town, colonial buildings, and exceptional beaches. A popular cruise ship stop, many seafarers find themselves honorary Cartagenans, as they stroll shady, cobblestone lanes and gaze upon impressive churches.

The largest Pacific seaport in Guatemala, Puerto Quetzal is also the gateway to Antigua, a well-preserved colonial city.

Nestled along the south bank of the Danube, this historical Austrian city bursts with charm. A favorite stop on European river cruises, the city's most famous attraction is Melk Abbey, which dates back to the 11th century. The original Benedictine structure was lost to fires and foreign invasion, then rebuilt during the 18th century in lavish Baroque style, including a library and inner church covered in magnificent frescoes and gilded fixtures.

Located in northwest England, Birmingham has a tremendous history as an industrial city. Close to coal and iron ore supplies, it was here that Bouton and Watt harnessed steam power to run machinery. The Museum of Science and Industry resides here and provides an excellent look at England's history.