This picture was taken during the Venus Transit of 2004, at the top of the Observatory Hill in the city of Maragheh, Iran.
No machine-readable author provided. <a href="//commons.wikimedia.org/wiki/User:Aliparsa" title="User:Aliparsa">Aliparsa</a> assumed (based on copyright claims).
CC BY-SA 3.0
No machine-readable source provided. Own work assumed (based on copyright claims).