Istanbul is a major city in Turkey that straddles Europe and Asia across the Bosphorus Strait. Its Old City reflects cultural influences of the many empires that once ruled here. In the Sultanahmet district, the open-air, Roman-era Hippodrome was for centuries the site of chariot races, and Egyptian obelisks also remain. The iconic Byzantine Hagia Sophia features a soaring 6th-century dome and rare Christian mosaics.

Corfu, an island off Greece’s northwest coast in the Ionian Sea, is defined by rugged mountains and a resort-studded shoreline. Its cultural heritage reflects years spent under Venetian, French and British rule before it was united with Greece in 1864. Corfu Town, flanked by 2 imposing Venetian fortresses, features winding medieval lanes, a French-style arcade and the grand Palace of St. Michael and St. George.

Bari is a port city on the Adriatic Sea, and the capital of southern Italy’s Puglia region. Its mazelike old town, Barivecchia, occupies a headland between 2 harbors. Surrounded by narrow streets, the 11th-century Basilica di San Nicola, a key pilgrimage site, holds some of St. Nicholas’ remains. To the south, the Murat quarter has stately 19th-century architecture, a promenade and pedestrianized shopping areas.

Venice, the capital of northern Italy’s Veneto region, is built on more than 100 small islands in a lagoon in the Adriatic Sea. It has no roads, just canals – including the Grand Canal thoroughfare – lined with Renaissance and Gothic palaces. The central square, Piazza San Marco, contains St. Mark’s Basilica, which is tiled with Byzantine mosaics, and the Campanile bell tower offering views of the city’s red roofs.

Katakolo is a seaside town in the municipality of Pyrgos in western Elis, Greece. It is situated on a headland overlooking the Ionian Sea and separating the Gulf of Kyparissia from the rest of the Ionian. It is 11 km west of Pyrgos.

Mykonos is an island in the Cyclades group in the Aegean Sea. It's popularly known for its summer party atmosphere. Beaches such as Paradise and Super Paradise have bars that blare thumping music. Massive dance clubs attract world-renowned DJs and typically stay open well past dawn. Iconic landmarks include a row of 16th-century windmills, which sit on a hill above Mykonos town.

Kusadasi is a beach resort town on Turkey’s western Aegean coast. A jumping-off point for visiting the classical ruins at nearby Ephesus (or Efes), it’s also a major cruise ship destination. Its seafront promenade, marina, and harbor are lined with hotels and restaurants. Just offshore on Pigeon Island is a walled Byzantine castle that once guarded the town, connected to the mainland via causeway.