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 a long island south from Budapest. District XXII is still on the same route in southwest Buda, and finally District XXIII is again in southernmost Pest, irregular only because it was part of District XX until 1994. Budapest is the most populous city in Hungary and one of the largest cities in the European Union, with a growing number of inhabitants, estimated at 1,742,000 in 2014, whereby inward migration exceeds outward migration. These trends are also seen throughout the Budapest metropolitan area, which is home to 3.3 million people. This amounts to about 34% of Hungary's population. In 2014, the