Caernarfon, a town in northwest Wales, is famed for its medieval heritage, most notably Caernarfon Castle, a UNESCO World Heritage Site built by Edward I in the late 13th century.

>Slovenia, tucked between the Alps and the Adriatic Sea, is a small country with a strong sense of identity and an impressive variety of landscapes. Its capital, Ljubljana, is known for its walkable center and mix of Baroque, Secessionist, and modern architecture. The Ljubljanica River runs through the city and is lined with open-air cafés and artisan shops.

Mongolia, a landlocked nation between Russia and China, is defined by vast steppes, dramatic mountain ranges, and the sweeping expanse of the Gobi Desert. Known for its nomadic traditions, the country preserves a way of life that has endured for centuries.

This 2,000-year-old city, where the Teutonic Order founded one of its first commanderies in the 13th century, lies on the convergence of the Moselle and Rhine Rivers. Hop on a cable car, one of the city's most popular attractions, for stunning city-wide views, or cruise down the Rhine to spot some of Koblenz's magnificent fortresses and castles, including the Ehrenbreitstein Fortress and Schloss Stolzenfels.

A booming city of over 3 million, Surabaya offers many good hotels, shopping centers and entertainment. Its well stocked zoological garden include several species of Indonesian fauna like "orang utan", komodo dragon and a collection of nocturnal animals.