Number 1 - Rancid "...AND OUT COME THE WOLVES"

Chloe's favorite album cover is by Rancid. It is featured on ",,,And Out Come the Wolves" which features a tribute to a band named Minor Threat, who was a hardcore punk band. The photograph is an image of the Minor Threat brother. The individual is a man in punk clothing with a mo hawk hair style with his hands on his knees while sitting on steps (Wikipedia). Rancid decided to call the album "And Out Come the Wolves" due to the fact that they were being sought after by several labels trying to sign them.
The cover art is a tribute to Minor Threat, a landmark hardcore punk band, that originally used the image of Alec MacKaye (brother of the band's lead singer Ian MacKaye) with his head on his knees on steps of the "Dischord House" on their eponymous EP.

Number 2 - The Clash "London Calling"

The Clash album cover for "London Calling" was designed by Ray Lowry as a tribute to Elvis Presley. Elvis first album featured the same type of text as this album but with Elvis on the front cover. The photo was taken by Pennie Smith who thought it was too out of focus to be included as any part of the album. Q magazine, named it the best rock and roll photograph of all time, stating, "it captures the ultimate ronk'n'roll moment - total loss of control" (Wikipedia).  The cover is of the bass guitarist, Simonon, smashing his bass guitar. He would later state it was a great photo but unfortunately that was his favorite Fender bass.

Number 3 - Tool "Lateralus"

The album cover is of the inside of a human body. Inside the cd is an insert that reveals the different layers of the human body. In the final layer, in the brain matter" is the word "God". Artwork was completed by artist Alex Gray (Wikipedia).

Number 4 - The Beatles "Sgt Peppers Lonely Heart Club Band"

The Beatles "Sgt Peppers Lonely Heart Club Band" features a collage of famous, semi-famous, and friends that inspired the Beatles through their life. Starting at the top you can find images on Edgar Allen Poe, Marilyn Monroe, Marlon Brando and even the Beatles themselves from when they originally started out. They included themselves to say good bye to their yesterday persona. In the middle is a bass drum with the title of the album and below that is flowers spelling out the band's name. Per Wikipedia this is one of the most expensive album covers ever made due to the cost of the images of the people behind them.

Number 5 - Led Zepplin "Led Zepplin"

The album cover was chosen by Jimmy Page.  It is a black and white phone of the infamouse "Hindenburg" airship. The album cover received unwanted attention in Copenhagen when a relative of the Zepplin aircraft threaten to sue of the name Zepplin and seeing the logo of the "Hidenburg" going down in flames (Wikipedia). The image does a great job caputuring the music within.

Number 6 - The Smiths "The Queen is Dead"

The cover art work comes from the bands lead singer (Morrissey) fascination with '60s British cinema. The album cover is David Bradley from a promotional shot from a 1969 film of "A Kestrel for a Knave". The film was completed in black and white and so was the promotional shot (Wikipedia).

Number 7 - Smashing Pumpkins "Mellon Collie and the Infinite Sadness"

The Smashing Pumpkins "Mellon Collie and the Infinite Sadness" album cover work features a girl protruding from a star in the single. Planets surround the individual from the bottom left to the upper right corner. A star gives the cover brightness, which is featured neared the right bottom corner.  The album featured seven number one hits.