The country notable for the Great Wall is China. The Great Wall is an ancient series of walls and fortifications originally built to protect Chinese states from invasions. Stretching over 13,000 miles, it is one of the most impressive architectural feats in history. The Great Wall symbolizes China's rich history and cultural heritage, attracting millions of tourists each year. Besides its historical significance, it serves as an example of ancient military engineering, showcasing the ingenuity of the civilizations that constructed it.