athens greece november 2016 observing the night sky with big telescope penteli observatory

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Athens, Greece 5 November 2016. Observing the night sky with full moon with a big telescope at Penteli observatory Royalty Free Stock Photo
Athens, Greece 5 November 2016. Observing the night sky with a big telescope at Penteli observatory Royalty Free Stock Photo
   
   
   
   
   
Athens, Greece 5 November 2016. Observing the night sky with a big telescope at Penteli observatory
   
   
   
   
   
   
   
Athens, Greece 5 November 2016. Observing the night sky with a big telescope at Penteli observatory.

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