This film has a great deal of motifs from different aspects of modern folklore belief in Iceland. The inspiration behind the psychic medium in this film is

who was employed to talk to the elves by constructions companies and created a

of elven habitats in Hafnarfjörður

. Another character is in fact true-to-life and is a German art-collector called

and he wrote about the medium and protection of the stones.

The name Sumarlandið comes from the Icelandic belief that this is

.