Budapest all major European roads and European railway lines lead to Budapest. The Danube was and is still today an important water-way and this region in the centre of the Carpathian Basin lies at the cross-roads of trade routes. Hungarian main line railways are operated by Hungarian State Railways. There are three main railway station in Budapest, the Budapest Eastern railway station, the Budapest Western railway station and Budapest Southern railway station, operating both domestic and international rail services. Budapest is one of the main stops of the on its Central and Eastern European route. There is also a suburban rail
Budapest there are forty theatres, seven concert halls and an opera house. Outdoor festivals, concerts and lectures enrich the cultural offer of summer, which are often held in historical buildings. The largest theatre facilities are the Budapest Operetta and Musical Theatre, the József Attila Theatre, the Katona József Theatre, the Madách Theatre, the Hungarian State Opera House, the National Theatre, the Vigadó Concert Hall, Radnóti Miklós Theatre, the Comedy Theatre and the Palace of Arts, known as "MUPA". The Budapest Opera Ball is an annual Hungarian society event taking place in the building of the Budapest Opera ("Operaház") on the last