The Cairo Metro (Arabic: مترو أنفاق القاهرة, romanized: Metro Anfāq al-Qāhirah, lit. "Cairo Tunnel Metro" or مترو الأنفاق pronounced [ˈmetɾo lʔænˈfæːʔ]) is the rapid transit system in Greater Cairo, Egypt. It was the first of the three full-fledged metro systems in Africa and the first in the Middle East to be constructed. It was opened in 1987 as Line 1 from Helwan to Ramsis square with a length of 29 kilometres (18.0 mi). As of 2013, the metro carried nearly 4 million passengers per day. As of October 2022, the Cairo Metro has 74 stations (mostly at-grade), of which 4 are transfer stations, with a total length of 93.1 kilometres (57.8 mi). The system consists of three operational lines numbered from 1 to 3.