Many of Tolkien's Middle-earth denizens have extremely lengthy lives - and then there are Elves. How long do these "immortal" ...

The elves are in bedtime tales and novels; they are even used in schools, she explains. For Ragga, it’s the unpredictable environment of Iceland that makes the belief in elves so common.

Elves and sprites are real, but not in the traditional sense of mythological creatures. Elves and sprites are a form of atmospheric lightning, also known as transient luminous events.