People have been interested in dreams since ancient times. It is natural that we can see dreams every time when we sleep. But very seldom we think about their mysterious nature. How are they born in our minds? Some interesting facts concerning dreams are really worth talking about. You can dream at night even without realizing it. There are some people who have problems with their sleep and they often suffer from insomnia. As a result they can’t see dreams at night, so when they are awake they usually dream. This phenomenon is known as hallucinations. Look through these amazing facts about dreams, which will help you to understand what happens in your mind while you are sleeping.