China has some of the world’s most awe-inspiring heritage sites in the world, but as its economy leaps into the future, China’s cultural treasures are under threat. Incredibly, about one third of the iconic Great Wall has disappeared, due to natural erosion and human damage. And yet, there are also bold efforts underway to save China’s past. So who are the people at the forefront of China’s heritage conservation, and can they safeguard the cultural fabric that defines the country? In Beijing, CNN’s Kristie Lu Stout sits down with her guests to explore how China is trying to save its heritage and examine the challenges along the way.