Egypt and the Nile. Video and questions.

What happened in 1922?
Who did it?
What relief element will guide us "on a journey through time?"
What is Egypt according to some Greek wise men?
What distance does The Nile cover?
Where is the source of "that life"?
What happens in summer?
What natural process is mentioned?
What happens in the four months from July to October?
How did the ancient Egyptians detect and measure the Nile rise?
What role did The Nile play in Egypt?