On Wednesday, the lineups were announced for the annual  events in Chicago and Denver. Today (May 14), it was revealed that 10 of the bands will be playing classic albums in their entirety at the festivals, including , Jane's Addiction and the Offspring.

Slayer will play all of their seminal 1986 album 'Reign in Blood' from 'Angel of Death' to 'Raining Blood' in both Chicago and Denver. Jane's Addiction will play 'Nothing's Shocking' in Chicago, with Offspring to play 'Smash' from front to back in Chicago. The Chicago edition of Riot Fest will be Sept. 12-14 at Humboldt Park, with the Denver festival a week later at May Farms in Byers.

Nine of the 10 bands that will be playing complete albums in Chicago, Denver or both have been announced. The rest are Weezer, 'The Blue Album' (Chicago & Denver); Samhain, 'Initium' (Chicago); NOFX, 'Punk In Drublic' (Chicago & Denver); Descendents, 'Milo Goes To College' (Chicago); Naked Raygun, 'Throb Throb' (Chicago) and The Get Up Kids, 'Something To Write Home About' (Chicago).

There's also a Riot Fest in Toronto on Sept. 6 and 7. Among the other bands playing the various Riot Fests are Rise Against, Social Distortion, Bring Me the Horizon, Mastodon and many more.

Slayer are currently in the midst of a tour with Suicidal Tendencies and Exodus that wraps up Saturday at Rock on the Range in Columbus, Ohio. Their summer is packed with European shows and festivals, along with Rock USA in July and Heavy Montreal in August. For all their dates, go here.