Charismatic seaside Catania is a young, dynamic soul, inhabiting a body of narrow alleys and ornate Baroque buildings set atop well-preserved remains of ancient Greek and Roman settlements. Mount Etna defines the cityscape both in terms of the striking panorama and the building material — Catania is even referred to as the "grey city" for the colour of lava rocks used to construct many of its buildings.

The 2000-year-old imperial city of Aachen, a cosmopolitan hub brimming with historical charm, lies at the nexus of Germany, the Netherlands, and Belgium — a trio inviting exploration. Not only famed as Charlemagne's imperial capital and his final resting place, Aachen is also renowned for its Aachener Printen, a unique type of gingerbread originating from this city.

Cluj-Napoca, often referred to as the unofficial capital of Transylvania, is a vibrant and lively city with a rich cultural history. Despite its ominous administrative status, the city is far from grim and has a well-deserved reputation as a party town. Named the European Youth Capital in 2015, Cluj-Napoca is home to an estimated 100,000 students, who make up about a fifth of the population. This youthful energy, combined with the city's cultural renaissance, makes Cluj-Napoca a must-visit destination for anyone interested in experiencing the vibrant arts and entertainment scene.

Straddling the Missouri–Kansas state line, Kansas City stands as a bustling metropolis amid the rolling hills of the Midwest. This "City of Fountains" is a playground for fun seekers, featuring impressive shopping malls, mouthwatering barbecue, a thriving arts scene, and a nightlife that keeps downtown buzzing. Explore the historic jazz district, savor a slice of burnt ends, or catch a local baseball game at Kauffman Stadium, all while uncovering hidden gems like quirky thrift shops and lively farmers' markets.