Portsmouth is a port city and naval base on England’s south coast, mostly spread across Portsea Island. It’s known for its maritime heritage and Portsmouth Historic Dockyard. The dockyard is home to the interactive National Museum of the Royal Navy, the wooden warship HMS Victory, where Nelson died in the Battle of Trafalgar, and HMS Warrior 1860.

The Port of Gibraltar, also known as Gibraltar Harbour, is a seaport in the British Overseas Territory of Gibraltar. It was a strategically important location during the Napoleonic Wars and after 1869 served as a supply point for ships travelling to India through the Suez Canal.

Mahón, or Maó, is the capital of the Spanish island of Menorca. It’s known for its British-style Georgian houses and sheltered harbor. Santa María Church, with an ornate 19th-century organ, sits on central Plaça de la Constitució. Next to the church, the city hall has a Renaissance facade and a clock donated by the island’s first British governor.

Salerno is a port city southeast of Naples, in Italy. Atop Monte Bonadies, the centuries-old Arechi Castle has sea views, plus Museo Medievale del Castello, exhibiting medieval ceramics and coins. In town, built on the ruins of a Roman temple, is Salerno Cathedral. It has Byzantine bronze doors, a baroque crypt and a marble altar. The terraced Minerva’s Garden has been growing medicinal plants since the 14th century.

Kuşadası 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.

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.

Limassol is a city on the southern coast of Cyprus. It’s known for the centuries-old Limassol Castle, home to the Cyprus Medieval Museum and its collection of pottery and tombstones. On the seafront is the Prokymea (Molos) Sculpture Park, with sculptures by Cypriot, Greek and international artists. To the northeast is the Limassol Archaeological Museum, exhibiting artifacts from the Neolithic to the Roman periods.

Alexandria is a Mediterranean port city in Egypt. During the Hellenistic period, it was home to a lighthouse ranking among the Seven Wonders of the Ancient World as well as a storied library. Today the library is reincarnated in the disc-shaped, ultramodern Bibliotheca Alexandrina. The city also has Greco-Roman landmarks, old-world cafes and sandy beaches.

Alexandria is a Mediterranean port city in Egypt. During the Hellenistic period, it was home to a lighthouse ranking among the Seven Wonders of the Ancient World as well as a storied library. Today the library is reincarnated in the disc-shaped, ultramodern Bibliotheca Alexandrina. The city also has Greco-Roman landmarks, old-world cafes and sandy beaches.

Heraklion, also known as Iraklio, is a port city and the capital of the Greek island of Crete. It’s known for the Palace of Knossos, just outside the city. The huge archaeological site dates back thousands of years to the Minoan civilization, and includes frescoes and baths. Guarding the city’s Venetian port is the 16th-century Koules fortress.

Valletta (or Il-Belt) is the tiny capital of the Mediterranean island nation of Malta. The walled city was established in the 1500s on a peninsula by the Knights of St. John, a Roman Catholic order. It’s known for museums, palaces and grand churches. Baroque landmarks include St. John’s Co-Cathedral, whose opulent interior is home to the Caravaggio masterpiece "The Beheading of Saint John."

Málaga is a port city on southern Spain’s Costa del Sol, known for its high-rise hotels and resorts jutting up from yellow-sand beaches. Looming over that modern skyline are the city’s 2 massive hilltop citadels, the Alcazaba and ruined Gibralfaro, remnants of Moorish rule.

Portsmouth is a port city and naval base on England’s south coast, mostly spread across Portsea Island. It’s known for its maritime heritage and Portsmouth Historic Dockyard. The dockyard is home to the interactive National Museum of the Royal Navy, the wooden warship HMS Victory, where Nelson died in the Battle of Trafalgar, and HMS Warrior 1860.