Trieste ( tree-EST, Italian: [triˈɛste] (listen); Slovene: Trst [tə̀ɾst, tə́ɾst]; German: Triest [tʁiˈɛst] (listen)) is a city and seaport in northeastern Italy. It is the capital city, and largest city, of the autonomous region of Friuli Venezia Giulia, one of two autonomous regions which are not subdivided into provinces.
Trieste is located at the head of the Gulf of Trieste, on a narrow strip of Italian territory lying between the Adriatic Sea and Slovenia; Slovenia lies approximately 8 km (5 mi) east and 10–15 km (6–9 mi) southeast of the city, while Croatia is about 30 km (19 mi) to the south of the city.
The city has a long coastline and is surrounded by grassland, forest, and karstic areas. The city has a subtropical climate, unusual in relation to its relatively high latitude, due to marine breezes. In 2022, it had a population of about 204,302.