Luxembourg City, the capital of the Grand Duchy of Luxembourg, is a stunning blend of medieval charm and modern sophistication. Perched atop dramatic cliffs and surrounded by deep gorges, this city offers a unique and breathtaking landscape. The UNESCO-listed Old Town is an essential starting point for visitors, with its ancient fortifications, narrow cobblestone streets, and grand squares.

Valencia, located on the Balearic coastline of eastern Spain, is a Mediterranean haven replete with stunning art, striking architecture, immersive museums, and inviting beaches. The heart of Valencia is the perfect place to explore the best that the city has to offer.

Culture, dining and nightlife are just a few of the reasons to find yourself in sunny Brisbane. This sprawling, constantly-evolving river city is for the young and the young at heart. Shop at the outdoor markets, where you'll find fashion, crafts and produce. Beaches are the order of the day here, too, with North Stradbroke Island and Moreton Island attracting hordes of sunbathers.

Perched on the northern coast of Spain, A Coruña (or La Coruña) is a captivating city with a rich maritime heritage and scenic beauty. Dominated by its iconic lighthouse, the Torre de Hércules, which is the oldest functioning lighthouse in the world, A Coruña offers a unique glimpse into ancient engineering.

Ayutthaya, located about 80 kilometers north of Bangkok, Thailand, was the capital of the Ayutthaya Kingdom from the 14th to the 18th century. Its ruins, set among rivers and canals, reveal a once-thriving city that was a hub of trade, politics, and culture, linking Southeast Asia with China, India, and Europe.