Aleya is a kind of atmospheric ghostly light which can be seen in the darkness of night in wetlands or open deserts. In English it is called will-o'-the-wisp . However , there are different opinions about the creation of Aleya. Although it has been termed a ghost in folklore, scientists believe that the aleya originated from the marsh gas produced by the decay of plants. Some people think that the spark that is formed from the bark of bamboo or dried wood is the source of this marsh gas. Alayar's light is a false illusion. The burning gas seen in this wetland so that the wayfarer often gets lost. Many times people get involved in misconceptions. It is heard that people in the countryside consider this aleya as a fairy. Basically, they become involved in false beliefs.