Life in the trenches - Part 2

The video tutorial discusses the challenges faced by soldiers in the trenches during wartime. It explains the use of parapets and loopholes for protection against enemy snipers, and how periscopes are used for observing no man's land. The tutorial also highlights the issues of boredom and sleeping difficulties faced by soldiers due to the need for constant vigilance.

Explain the significance of sky watching as a pastime for soldiers.

What are the difficulties associated with sleeping in the frontline trench?