Sweden's long, cold nights might put you off going there in winter, unless, that is, you are in search of that elusive 21st-Century luxury: a good night's sleep.

In some parts of Sweden, January is characterized by ... there are seminars on the subject of cold and dark, as well as winter yoga in the park, according to a blog post on SwedishLapland.com.

A real-life Ragnarok plunged Scandinavia into years of darkness and killed up to half of the people in Norway and Sweden ... begins with the Fimbulvetr – a winter lasting three years that ...

Sweden’s tranquil landscapes, dark skies, and Nordic traditions are redefining sleep tourism, offering a natural escape for the sleep-deprived.