Which is the only man made structure on Earth (apart from the Great wall of China) that is visible from the space?

181 votes
Leaning Tower of Pisa
 
10% / 18 votes
Taj Mahal
 
26% / 47 votes
Eiffel Tower
 
28% / 50 votes
Beaver Dam
 
25% / 45 votes
Chichen Itza
 
12% / 21 votes


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