A photographer look at his camera during the Perseid meteor shower at Stobi archeological site, which was the largest city in the northern part of the Roman province Macedonia and later capital city of the Roman province Macedonia Secunda, early August 13, 2013. According to NASA, the annual Perseid meteor shower reaches its peak on August 12 and 13 in Europe. The fireballs from the meteorites are fast and plentiful, the agency adds, with as many as 100 visible in a single hour. [Photo/Agencies]

A long exposure shot shows a plane flying over the sea during a lightning storm on the last day of the annual Perseid meteor shower, near the popular tourist destination of Cancun, August 12, 2013. [Photo/Agencies]