Queen Elizabeth: 12-Night Europe

London (Southampton) cruise port is the busiest cruise departure point in the United Kingdom and one of the largest in Northern Europe. The port sits in Southampton, a city on England's southern coast about 80 miles southwest of London.

Porto is Portugal's second city, sitting on the steep banks of the Douro River near the Atlantic coast. Cruise ships dock at the port of Leixoes, an industrial harbor in the suburb of Matosinhos about 8 kilometers north of Porto's historic center.

Tangier sits at the northwestern tip of Africa, where the Mediterranean meets the Atlantic and Morocco looks across the Strait of Gibraltar at Spain, just 14 km away. The city has about 1.

Gibraltar is a British Overseas Territory at the southern tip of the Iberian Peninsula, a 6.7-square-kilometer enclave dominated by the Rock of Gibraltar, a 426-meter limestone monolith that guards the western entrance to the Mediterranean.

Cartagena is a historic port city of about 215,000 people on Spain's southeastern Mediterranean coast, in the Murcia region. Founded by the Carthaginians in 227 BC (as Carthago Nova), the city has been contested by Carthaginians, Romans, Moors, and Spanish kingdoms, and its layered history shows in the archaeological sites scattered through the compact center.

Alicante is a mid-sized Spanish city of about 330,000 people on the Costa Blanca in southeastern Spain. It's a working Mediterranean city that happens to have a beautiful waterfront, a hilltop castle, and some of the best weather in Europe.

Valencia cruise port is Spain's third-largest cruise port (after Barcelona and Palma de Mallorca) and a rising star on Western Mediterranean itineraries. Valencia sits on the east coast of Spain about 350 kilometers south of Barcelona and 350 kilometers east of Madrid.