Hell Defined

Well here are the views of a few mainstream religions around the world.

Islam: The Quran has over 200 verses mentioning hell. Those who do not believe in what Allah has revealed will be sent to their doom.Islam: not only will the nonbeliever be sent to hell but his family as well.
Islam: Similar to Christian hell; those sent to Islamic hell will be burned in the fires. Their souls becoming the fuel that keep them are burning.
Islam: some of the torments include: force drinking of festering water, branding, and submerging in boiling water.

Buddhism: When someone dies they enter the first of three Bardo states, which is an after-death plane. (Craig)
Buddhism: The second Bardo state, known as Chonyid Bardo, is where someone may experience a personal hell. (Craig)
Buddhism: Evil karma decides whether or not someone experiences this. (Craig)
Buddhism: The person thinks they have a physical body and that demons are eating them alive. However, these are just thought forms. (Craig)

Judaism: Evildoers await their judgment from God and their punishment, but a specific Hell is not elaborated on (Craig)

Christianity: Gehenna or Tartarus are the names of hell for condemned spirits and is a place of wickedness. (Evan)
Christianity: Differs from the Hebrew Sheol and the Greek Hades as a place of eternal punishment, not merely a underworld for the deceased souls. (Evan)
Christianity: People who refuse to repent are stuck in hell even, even after the millennium. (according to Latter-Day revelations they would have been given to chance to repent). (Evan)
Christianity: Many people commonly perceive hell as having a lake of fire that consumes of utterly destroys those who are sentenced their. (Evan)

Bibliography
http://skepticsannotatedbible.com/Quran/topics/hell.html
http://dwindlinginunbelief.blogspot.com/2006/10/for-disbelievers-painful-doom.htmlhttp://www.litesofheaven.com/buddhist.html
http://dictionary.reference.com/browse/hell
http://en.wikipedia.org/wiki/Hell_in_Christian_beliefs
http://scriptures.lds.org/en/gs/h/26
http://www.watchtower.org/e/20020715/article_02.htm