Costa Diadema: 25-Night Ocean Cruises

Rio de Janeiro is one of the most visually dramatic cities on earth, set between granite peaks, tropical forest, and Atlantic beaches. The city of about 6.

Las Palmas de Gran Canaria is the largest city in the Canary Islands, a Spanish archipelago off the northwest coast of Africa. The city has about 380,000 residents and serves as a major embarkation port for Canary Islands cruises and a regular port of call on Atlantic, repositioning, and West Africa itineraries.

Malaga cruise port is the main gateway to Spain's Costa del Sol and Andalusia. The city sits on Spain's southern coast, about 130 kilometers west of Granada and 50 kilometers east of Marbella.

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.

Paris (Le Havre) cruise port is the gateway from Northern European cruise itineraries to Paris and Normandy. Le Havre itself is a port city on the Normandy coast where the Seine River meets the English Channel, about 200 kilometers northwest of Paris.

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.