Marbella, located between the Mediterranean Sea and the Sierra Blanca mountains, is often associated with its luxury resorts and famous marina, Puerto Banús. But beyond the polished storefronts and designer yachts, the city has a layered past. Its old town, known as Casco Antiguo, is a well-preserved network of narrow streets built during Moorish rule, with whitewashed buildings, flower-filled balconies, and hidden plazas like Plaza de los Naranjos, which dates back to the 15th century.

From grand castles to resplendent cathedrals, Tallinn’s Old Town neighborhood, a UNESCO World Heritage Site, is the perfect place to begin exploring. Enter through Viru Väravad, or Viru Gate, the former fortress whose remaining two towers beckon you into the heart of the city.

Ronda, perched high above the El Tajo gorge in southern Spain’s Málaga province, offers one of the most dramatic landscapes in Andalusia. The city is split in two by a 120-meter-deep canyon carved by the Guadalevín River, and connected by the iconic Puente Nuevo, an 18th-century stone bridge that took over 40 years to complete. Visitors crossing the bridge can stop at the viewpoint built into the stone itself, once used as a prison.

Mikulov, located in the heart of South Moravia in the Czech Republic, is a picturesque town known for its rich history, stunning architecture, and exceptional wine culture. Dominating the skyline is Mikulov Castle, an elegant Baroque structure that has been a cultural landmark since the 13th century. Visitors can explore the castle’s historical exhibitions, including a fascinating display on the region’s winemaking traditions.

Warnemunde (or Warnemünde) is a port city in Germany and a frequent stop on many Northern European cruises. Across the Baltic Sea from Denmark's capital, Copenhagen, this charming seaside city has a number of delightful attractions, including the Warnemünde Lighthouse, a variety of local shops along the marina, and surfing lessons on the beach.