Some 5000 years ago, Imhotep became the first name recorded for his contributions to knowledge. When Alexander the Great came to Egypt some 2700 years later, Egyptians had already made massive contributions to writing, mathematics, medicine, engineering, astronomy and the calendar. This is the story of that ancient wisdom which preceded the golden age of Greece by centuries.

Horizons is produced by Bibliotheca Alexandrina, and featured on ACMi with permission from Dr. Ismail Serageldin.