Old Cairo, or Masr el-Qadima, provides a historical link between Pharaonic times and the Islamic period. This district was the center of Cairo during Roman times, until after the Arab invasion. The historical sites in this area, which has been continuously inhabited for around 2000 years, are surrounded by modern residences. Old Cairo is easily reached by the Metro. The Mar Girgis stop is directly in front of the cluster of Medieval Churches and the Coptic Museum. While here, check out Al Khatoun for traditional Egyptian art.