Harstad is a coastal town in northern Norway, located on Hinnøya, the country’s largest island, and overlooking the strategic waters of Vågsfjorden. Its history spans from Viking settlements to modern fishing and shipping, giving the town a blend of maritime heritage and regional importance.

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.

Pula, a historic city located on the Istrian Peninsula in Croatia, is renowned for its impressive Roman heritage and vibrant cultural scene. The city's centerpiece is the Pula Arena, one of the best-preserved Roman amphitheaters in the world. This monumental structure, built in the 1st century AD, offers visitors a glimpse into ancient spectacles and gladiatorial contests. Today, it hosts various events, including concerts and film festivals.

Capital of Martinique, a French overseas territory, Fort-de-France is a veritable island paradise replete with striking colonial architecture, exotic flora and fauna, verdant nature parks, and sparkling beaches. Highlights of this vibrant island capital include the colorful Jardin de Balata, the cascading Fontaine Didier waterfall, and the expansive Schoelcher Library.

Situated at the confluence of the rivers Merwede and Noord, Dordrecht is one of the Netherlands' oldest cities, rich in history and character from its charming medieval center and picturesque canals to its beautiful historic buildings. With its intricate network of canals and waterways, the city once played a key role in the Dutch Golden Age and is home to the Biesbosch National Park, one of the largest national parks in the Netherlands.