How was the Great Wall of China built?

It was built from boulders, bricks and rammed earth.
Huge crowds of convicts for various offenses dragged stones and earth.



One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.