The Great Wall is one of the world’s biggest tourist attractions; 10 million people visit the massive structure each year.

But there are many unknown things about “The Long Wall”, which is what the Chinese call it. For example, did you know that rice was initially included in the mortar mix between the stones because of its stickiness? And did you know portions of the wall are still being discovered today? No wonder the Great Wall of China was named one of the New7Wonders of the World in 2007!

Get ready to be “in the know” about China’s Great Wall.