Though the weather was cloudy for the most day, it was pleasant. However, there was a shocking visual which was witnessed and recorded by many. A smoke ring was flying around on the sky.
People have different speculations about this ring. May think it is a gateway to hell while some believe that it is some kind of alien activity.
This black ring has been witnessed before in Kazakhistan and England too. The origin of the ring is not that mysterious the way it looks. This ring is formed after the blast through a circular structure.