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 terms of the hardiness zone. As per the 1981-2010 climatological norm, widely used in most other European countries, the climate in Budapest has shifted to humid subtropical (Köppen "Cfa"), with averages above 0 °C in the coldest month and above 22 °C in the warmest. Budapest has architecturally noteworthy buildings in a wide range of styles and from distinct time periods, from the ancient times as Roman City of Aquincum in Óbuda (District III), which dates to around 89 AD, to the most modern Palace of Arts, the contemporary arts museum and concert hall. Most buildings in Budapest are relatively