The Po River, the longest in Italy, flows eastward from Monte Viso, in the Cottian Alps, through the northern part of the country and drains into the Adriatic Sea near Venice. The Po flows through many important Italian cities, including Turin, Cremona, Piacenza, Ferrara.

Argentina shares half of this island territory in the South Atlantic Ocean with Chile. It's a place of oil derricks, sheep, glaciers, wind and waterways. Ushuaia and Río Grande are the two main towns; awesome scenery, wild walks and fishing are the island's main attractions. Argentina's only coastal national park comprises rivers, lakes, forests and glaciers, with great trekking and wildlife-spotting opportunities.

Set along a gentle curve of the Main River in Bavaria, the town of Miltenberg presents a streetscape that feels carefully preserved rather than rebuilt. Rows of half-timbered houses line a single main street, their wooden beams and painted facades forming one of the most photographed scenes in Germany. The old market square, known as the Schnatterloch, draws attention with its sandstone fountain and tightly packed historic buildings, creating a setting that has remained largely unchanged.

Located on the Oregon coast, and is one of the prettiest beach towns in Oregon.

Cairns is the majestic entrance to Australia's Great Barrier Reef. This warm, tropical destination is located in Far North Queensland. Must-see attractions in Cairns include the Tjapukai Aboriginal Cultural Park, which educates tourists about indigenous peoples, and restaurant and bar-dotted Cairns Esplanade, which has a lagoon for swimming.