There is a field of study that focuses only on Egypt and its history, known as Egyptology.
Taking a fist with your thumb pointing outward and rubbing it on the palm of your other hand is usually accompanied with teasing of some sort.
To show embarrassment or secondhand embarrassment, Egyptians will bite their index finger lightly.
Shaking your hand around in a circle (like you’re holding a ball) shows confusion.

https://www.cia.gov/library/publications/the-world-factbook/geos/eg.html (Majority of information)
http://worldpopulationreview.com/countries/egypt-population/cities/ (City population data)
olfram|Alpha (Currency exchange data)
Information accurate to best of ability as of 3 November 2016