Novi Sad, Serbia’s second-largest city, sits along the banks of the Danube River and has long served as a cultural meeting point in the Balkans. Its centerpiece is Petrovaradin Fortress, a massive 18th-century stronghold nicknamed the "Gibraltar on the Danube." The fortress is known not just for its historic architecture but also for its network of underground tunnels and the iconic clock tower where the hands are reversed, meaning the large hand shows the hour.

The Isle of Skye is said to be the ancient island were warriors of the famed Red Branch of Irish mythology trained.

Bradford, set against the backdrop of the South Pennines in West Yorkshire, is a city built on textiles, innovation, and resilience. As the world’s first UNESCO City of Film, Bradford blends cinema history with modern creativity. The National Science and Media Museum sits in the heart of the city, offering hands-on exhibits about photography, television, gaming, and animation. It’s also home to one of the UK's only IMAX cinemas.

There's a wealth of things to do and see in Romania with an intensive range of activities and places to visit. You can ski at traditional or purpose-built mountain resorts or laze in the hot sun on the Black Sea beaches comparable to those on the Mediterranean.

Guanajuato, a UNESCO World Heritage City nestled in the mountains of central Mexico, is a place where history is built into every hillside alley and underground tunnel. Today, visitors can still tour La Valenciana Mine, where centuries-old tunnels and original mining equipment offer a glimpse into the city's wealth-driven past. The nearby Templo de San Cayetano, built by mine owners in the mid-1700s, is a stunning example of baroque design, lined with gilded altars and intricate woodwork.