The American University in Cairo Downtown Cairo, Tel 012 8872 1446 Oriental Hall Mon 8, 7.30pm: “International Reverberation”, a lecture on sounds prolonging by Anne Marie Condacse, opera singer and associate professor of music at Oklahoma State University. Egyptian House for Architecture 4 Darb Al-Tebana St, Al Darb Al Ahmar, Tel 012 6296 5078 Tues 9, 6pm: a Lecture on the art of Arabic metropolitan architicture through the eyes of an architect by Dr. Mahmoud Sakr. Al-Hanager Arts Centre Cairo Opera Complex, Gezira Exhibition Grounds, Zamalek Cinema Hall Thurs 4, 6pm: A cultural salon discussing documentary filmography by director Ahmed Fouad Darwish. El Sawy Culturewheel End of 26th of July St, underneath the 15th of May Bridge, Zamalek, Tel 02 2736 8881/6178/2737 4448 Word Hall Fri 5, 5.30pm: “Shagara (tree),” initiative presents a seminar features Eng. Omar Al-Deeb, the founder of the initiative, Ghada Abdel-Moneim assistant professor at the Institute of Agricultural Researches and Eng. Ahmed Salah who will talk about the objectives of the initiative as well as the traditional and modern methods of agriculture.