The day office in the Bogota world trade centre occupies floors in the 3 towers of one of the city's landmark buildings, and enjoys panoramic views across the capital from its offices. This northern zone is Bogota's main business district, with the offices neighbours including major banks, leading companies and commercial and professional services such as engineering, telecoms and legal firms. This area is also home to embassies, government departments, including the national security agency, armed forces headquarters and some of the city's 25 universities. The popular Centro 93 shopping and business complex is close by. The World Trade Center building meets high security standards and has its own underground parking. It is close to local bus routes and the Transmilenio rapid transit system and conveniently placed for the El Dorado International Airport.