Cagliari is Sardinia's capital and largest city. Several civilizations have left their imprint here architecturally and culturally. Must-sees include the Museo Archeologico Nazionale di Cagliari, with its Roman and Byzantine treasures, as well as Castello, a medieval quarter situated on a hill above the city. The city is also known for its food and vibrant nightlife.

The Loire Valley stretches along the gentle curves of France’s longest river, a place where riverside towns, historic estates and vineyards have shaped daily life for centuries. This long stretch of landscape was recognized as a UNESCO World Heritage Site because of its remarkable cultural landscape, which includes towns like Tours, Blois, Amboise and Saumur and a tapestry of castles standing beside the river banks.

Cong is a small village in western Ireland, set where the River Cong flows between Lough Corrib and Lough Mask. Its history is closely tied to monastic settlement, most notably Cong Abbey, founded in the 12th century and later shaped by Norman influence.

Nestled in the dramatic landscape of the Basilicata region in southern Italy, Castelmezzano is a hidden gem that captivates visitors with its stunning natural beauty and medieval charm. The town, perched on the edge of the Lucanian Dolomites, is renowned for its unique architecture, with houses clinging to the steep rock faces, creating a picturesque and almost otherworldly scene. The dramatic peaks surrounding the town offer breathtaking views and a range of outdoor activities.

Astoria, Oregon is the state's oldest city. Located on the Columbia River near the Pacific Ocean, Astoria is rich in history, including fishing, canning and the Lewis and Clark Expedition.