Video - The Great Wall of China: A Marvel of Engineering

The Great Wall of China, stretching over 13,000 miles, is one of the most iconic feats of engineering in history. Constructed over several centuries, with significant sections built during the Ming Dynasty, the Wall was designed to protect Chinese states from invasions and control trade and immigration. Made from materials ranging from earth and wood to stone, its construction involved immense labor and ingenuity, using watchtowers and signal fires for communication. Today, it stands as a testament to China's strength and resilience, attracting millions of visitors who marvel at its grandeur and historical significance.