On 17 September 1990, Cocteau Twins released their sixth studio album, the flawless "Heaven or Las Vegas".
The album was included in the book 1001 Albums You Must Hear Before You Die, and was voted number 218 in the third edition of Colin Larkin's All Time Top 1000 Albums. In 2020, Rolling Stone listed it at No. 245 in its list of the 500 Greatest Albums of All Time.
NME named Heaven or Las Vegas the 28th best album of 1990. Retrospectively, The Observer listed the album as the 97th-greatest British album ever made. In 2017, NPR listed Heaven or Las Vegas 138th of the 150 Greatest Albums Made By Women. In 2018, Pitchfork ranked it first on its list of the 30 best dream pop albums.
The album was voted 18th of Scotland’s 100 Best Rock and Pop Albums in 2003 and was the focus of a BBC Scotland programme, Classic Scottish Albums in 2007.