Star Trails are created because of Earth's rotation during a long exposure photo. The stars fixed (almost) in the sky show trails along with the rotation of our planet. Here are some useful tips to create beautiful star-trails photos.
"My father used to do this with me when I was a baby. People always looked really anxious and asked him what he was doing. He would simply reply, "I'm teaching her to trust me.that's a cute thing for dad and daughter