Koper is a small city on the Slovenian coast, with a population of around 26,000. It is the country's oldest city, and has been inhabited since prehistoric times. The city is built on a hill overlooking the Adriatic Sea, and is a popular tourist destination, with a number of beaches and seaside resorts in the area. Koper is also an important port city, and is the main entry point for visitors arriving in Slovenia by sea. The city's old town is well-preserved and features a number of interesting historical and cultural attractions, including the Venetian Gothic Town Hall, the Praetorian Palace, and the Church of Saint Nazarius. Koper is also home to a number of festivals and events, including the International Street Theatre Festival and the Jazz Festival.