Dante's concept of Hell is considered the 9 circles of Hell. 1st: resided by virtuous non-Christians and unbaptized pagans who are punished with eternity in an inferior form of Heaven.
2nd: resided with people that were overcome by lust.
3rd: resided with gluttons who are overlooked by a worm-monster Cerberus
4th: resided with people are punished for greed
5th: resided wrathful and sullen are punished for their sins
6th: heretics who are condemned to eternity in flaming tombs
7th: this circle is divided into three rings
8th: resided by the fraudulent
9th: resided 4 rounds according to the seriousness of the sin though all residents are frozen in an icy lake.