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.
On the Gulf of Genoa in the Ligurian Sea, Genoa has historically been one of the most important ports on the Mediterranean: it is the busiest port in Italy and in the Mediterranean Sea and twelfth-busiest in the European Union.
Genoa was the capital of one of the most powerful maritime republics for over seven centuries, from the 11th century to 1797.