Scientists discover why the Great Wall of China has remained so well preserved for over 2,000 years

The Great Wall of China, a symbol of ancient civilization, stretches across the northern borders, standing as a testament to over two millennia of history. Despite its grandeur, what remains today is only a fraction of its former self, as time and natural forces have taken their toll on the structure. However, a recent discovery reveals that nature itself might be playing a crucial role in