Kerak is a fortress town 75 miles (120km) from Amman, and contains one of the two major Crusader castles in the Kingdom. The castle, built to protect the approach to Jerusalem, stands on a craggy plateau 4,300ft above sea level. It was built in the early part of the 12th century and held for 50 years by the Crusaders until they were defeated by Salah al Din (Saladin) in 1189.

Mauritius, a jewel in the Indian Ocean, is known for its turquoise lagoons and coral reefs. The island is a haven for relaxation and adventure.

Sinaloa, in Northwest Mexico, comprises 18 municipalities, and Culiacán Rosales serves as its capital. It is located opposite Baja California Sur, across the Gulf of California.

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.

Nürnberg (Nuremberg), located in the heart of Bavaria, Germany, is a city rich in history, culture, and architectural charm. Known for its medieval old town, Nürnberg boasts cobbled streets, half-timbered houses, and the imposing Nuremberg Castle, which overlooks the city and offers panoramic views.