The famous wall located in China is the **Great Wall of China**. This monumental structure was built over several dynasties, primarily to protect against invasions and raids from nomadic tribes. Stretching approximately 13,170 miles, it includes walls, trenches, and natural defensive barriers. Construction began in the 7th century BC, and the most well-known sections were built during the Ming Dynasty. The Great Wall is a UNESCO World Heritage Site and symbolizes China's historical strength and perseverance. Today, it attracts millions of tourists from around the world, showcasing stunning views and impressive engineering.