In Norse mythology, Hel (sometimes Anglicized or Latinized as Hela) is the ruler of Hel, the Norse underworld. Hel's hall is named Éljúðnir.
http://en.wikipedia.org/wiki/Hel_%28being%29

In Norse mythology, Hel, the location, shares a name with Hel, a female figure associated with the location. In late Icelandic sources, varying descriptions of Hel are given and ...
http://en.wikipedia.org/wiki/Hel_%28realm%29

Welcome to the HEL Website! The Houston Electrical League is an industry association devoted to supporting the electrical industry within the Houston and Southeast Texas Area, as ...
http://www.hel.org/

Selected street fashion from Helsinki, Finland.
http://www.hel-looks.com/

History of the English Language. Also has a mailing list.
http://ebbs.english.vt.edu/hel/hel.html