One sign of the bust, "It's A Boat, It's A Plane, It's The Great Wall Of China: Part Of Symbolic Chinese Landmark Collapses".<p><a href="http://www.zerohedge.com/news/its-boat-its-plane-its-great-wall-china-part-symbolic-chinese-landmark-collapses" rel="nofollow">http://www.zerohedge.com/news/its-boat-its-plane-its-great-w...</a>