Someone Dusan Djukic from the capital of Serbia Belgrade photographed about twenty luminous balls in the night sky over the city. By at least that’s how it is stated in the video posted on the service YouTube June 7th.
A photo from open sources
Balloons over the city streets not only fly, but also in a certain moment are added to a triangular formation. IN in the comments, some users suggest that the video Famous Chinese lanterns were captured, but too fast for flashlights they move through the night sky.
