Barcelona is a city on the northeastern coast of Spain. It is the capital and largest city of the autonomous community of Catalonia, as well as the second-most populous municipality of Spain after Madrid. With a population of 1.7 million within city limits, its urban area extends to numerous neighbouring municipalities within the province of Barcelona and is home to around 5.7 million people, making it the fifth most populous urban area of the European Union after Paris, the Ruhr area, Madrid, and Milan. It is one of the largest metropolises on the Mediterranean Sea, located on the coast between the mouths of the rivers Llobregat and Besòs, and bounded to the west by the Serra de Collserola mountain range.

Marseille is a city in southern France, the prefecture of the Bouches-du-Rhône department and of the Provence-Alpes-Côte d'Azur region. Situated in Provence, it marks the eastern end of the Côte Bleue on the Mediterranean coast. Marseille is the second-most populous city proper in France, after Paris, with 886,040 inhabitants in 2023 over a municipal territory of 241 km2 (93 sq mi). Together with its suburbs and exurbs, the Marseille metropolitan area, which extends over 3,972 km2 (1,534 sq mi), had a population of 1,917,728 as of 2023. The cities of Marseille, Aix-en-Provence, and 90 suburban municipalities have formed since 2016 the Aix-Marseille-Provence Metropolis, an indirectly elected metropolitan authority now in charge of wider metropolitan issues, with a population of 1,939,077 as of 2023. The southeast of Marseille is in Calanques National Park, making Marseille the only large city in France to have a national park within city limits.

Genoa is the sixth-largest city in Italy and the capital of the Italian region of Liguria. As of 2025, 565,301 people live within the city's administrative limits. While its metropolitan city has 818,629 inhabitants, more than 1.5 million people live in the wider metropolitan area stretching along the Italian Riviera.

O Mediterrâneo une paisagens deslumbrantes da Europa, história fascinante e ilhas inesquecíveis banhadas pelo mar azul.