The Dark Side of the Moon (Pink Floyd, 1973)

Released in March 1973, The Dark Side of the Moon by Pink Floyd is the third best-selling album in history with 45 million copies sold and spent 741 consecutive weeks on the Billboard 200 — a record no other album has approached. The album explores themes of mental illness, mortality, and greed through a seamless 42-minute suite produced by Alan Parsons at Abbey Road Studios, featuring synthesizers, tape loops, and the iconic prism refraction cover. It has topped virtually every critical poll of the greatest rock albums ever made.