Can you see the Great Wall of China from Space?
Channel: Ask a Physicist
Date: 19/03/2008

In this episode it is shown whether or not the rumour that it is possible to see the great wall of china from space is true. 

For more information see:
http://www.nasa.gov/vision/space/workinginspace/great_wall.html
http://www.fai.org/press_releases/2004/documents/12-04_100km_astronautics.doc
http://grus.berkeley.edu/~jrg/CELT/ay250_012403.html