Dubrovnik is a city in southern Croatia fronting the Adriatic Sea. It's known for its distinctive Old Town, encircled with massive stone walls completed in the 16th century. Its well-preserved buildings range from baroque St. Blaise Church to Renaissance Sponza Palace and Gothic Rector’s Palace, now a history museum. Paved with limestone, the pedestrianized Stradun (or Placa) is lined with shops and restaurants.

Hvar, a Croatian island in the Adriatic Sea, is best known as a summer resort. Highlights of the port town Hvar include its 13th-century walls, a hilltop fortress and a main square anchored by the Renaissance-era Hvar Cathedral. The island also features beaches such as Dubovica and inland lavender fields. Boat excursions serve the nearby Pakleni Islands, which have secluded beaches and coves.

Zadar, a city on Croatia’s Dalmatian coast, is known for the Roman and Venetian ruins of its peninsular Old Town. There are several Venetian gates in the city walls. Surrounding the Roman-era Forum is 11th-century St. Mary’s Convent, with religious art dating to the 8th century. There’s also the grand, 12th-century St. Anastasia’s Cathedral and the round, 9th-century pre-Romanesque Church of St. Donatus.

Trieste is the capital city of the Friuli Venezia Giulia region in northeast Italy. A port city, it occupies a thin strip of land between the Adriatic coast and Slovenia’s border on the limestone-dominated Karst Plateau. Italian, Austro-Hungarian and Slovenian influences are all evident in its layout, which encompasses a medieval old city and a neoclassical Austrian quarter.

Monopoli

Corfu Town is the capital of the Greek island of Corfu, in the Ionian Sea. It’s known for its cobblestone streets and pastel-colored Venetian architecture. To the west, the Venetian-built New Fortress has a network of tunnels underneath and views over the harbor. The 15th-century Old Fortress overlooks the town from the east and features a small chapel and mosaics. The Esplanade is a landscaped park near the water.

Iona is a small island in the Inner Hebrides off the Ross of Mull on the western coast of Scotland. It is mainly known for Iona Abbey, though there are other buildings on the island.

Argostoli is a town and a former municipality on the island of Kefalonia, Ionian Islands, Greece. Since the 2011 local government reform it is part of the municipality Kefalonia, of which it is a municipal unit.

Nafplio is a seaport town in the Peloponnese in Greece that has expanded up the hillsides near the north end of the Argolic Gulf.

Piraeus, is a port city within the Athens urban area, in the Attica region of Greece. It is located in the Athens Riviera, 8 kilometres southwest of Athens’ city centre, along the east coast of the Saronic Gulf.