الكائنات الفضائية و الاطباق الطائرة

You may have heard from people close to you that they saw strange things flying in the sky and might land on the ground, without knowing their source or place of landing. 20th century frisbeeIn this book, dear reader, we look at the sky again to answer this question: Are UFOs something realistic that actually happens, as some of those who say they saw them assert? Or is it just baseless fantasies?