The commonly held belief that the Great Wall of China is the only man-made structure visible from space is a myth. Astronauts, including Yang Liwei (China's first astronaut) and Chris Hadfield, have stated that the wall is challenging to see from low Earth orbit due to its narrow width and the way its color blends with the surrounding landscape. This misconception dates back to the early 20th century when it was first mentioned in literature before any human had seen Earth from space. In reality, many other man-made objects, such as city lights, highways, and large buildings, are much easier to spot from above because of their contrast with the environment. While the Great Wall remains an impressive feat on the ground, it serves as a reminder that not all widely accepted facts are true, particularly when viewed from a distance.