Berlin is a world city of culture, politics, media and science. See also: Its economy is based on high-tech firms and the service sector, encompassing a diverse range of creative industries, startup companies, research facilities, media corporations, and convention venues. Berlin serves as a continental hub for air and rail traffic and has a highly complex public transportation network. The metropolis is a popular tourist destination. Significant industries also include information technology, healthcare, biomedical engineering, biotechnology, automotive, construction, electronics, social economy and clean tech.
