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.

Kilkenny is a city where history sits beside everyday life, and stories from centuries past shape the streets visitors walk today. At its heart stands Kilkenny Castle, first built in the 12th century and home to the Butler family for more than 600 years. From here, the Medieval Mile creates a natural path through the city, linking key sites such as St. Canice’s Cathedral. Its round tower, one of the few in Ireland still open to climb, rewards visitors with wide views across the rooftops.

Madinah, officially Al Madinah Al Munawwarah, is a city in western Saudi Arabia with a central place in Islamic history and religious life. The city developed around an oasis and is surrounded by volcanic hills and rocky terrain, giving its urban landscape a distinct setting. At its heart stands Al Masjid an Nabawi, the Mosque of the Prophet Muhammad, which is one of the most important religious sites in Islam.

Lao Cai, a gateway city to the northern highlands of Vietnam, offers an alluring blend of cultural diversity, breathtaking landscapes, and a touch of French colonial heritage. Situated along the Red River and bordering China, Lao Cai is the starting point for adventurers heading to the famous terraced rice fields of Sapa, but it has its own unique charms to discover.

Wadi Bani Khalid is a major valley in Oman's Al Sharqiyah North Governorate, extending from the Hajar Mountains toward the desert landscapes of the Sharqiyah Sands. It is known for its year-round watercourses, pools, rocky gorges, and clusters of date palms. Unlike many wadis that can become dry, Wadi Bani Khalid retains flowing water in parts of its upper valley, creating a green contrast with the surrounding arid terrain.