The Mosque of Muhammad Ali-grand castle built by Salah Al-Din,Pyramids of Giza & the Sphinx-only remaining monuments of the Seven Wonders of the Ancient World,Al Azhar Mosque-One of the pillars of Islamic thought and home to the world's oldest university,Ibn Tulun Mosque-oldest mosque in the city surviving in its original form,Cairo Tower-It is on Gezira Islands offers a 360-view of Cairo,Souk Khan El Khalili-visitors will find many merchants selling perfume, spices, Gold, Egyptian hand craft.http://www.joguru.com/cairo-egypt/