At the Mountains of Madness (disambiguation)

At the Mountains of Madness is a novella by H.P. Lovecraft.

At the Mountains of Madness or Mountain of Madness may also refer to:

• "At the Mountains of Madness", a 1968 song by the psychedelic rock group H. P. Lovecraft from H. P. Lovecraft II
• At the Mountains of Madness (Blackfeather album), 1971
• At the Mountains of Madness (EP), a 1997 EP by Orphanage
• At the Mountains of Madness (Electric Masada album), 2005

• At the Mountains of Madness and Other Novels, a collection of Lovecraft's work
• Dark Adventure Radio Theatre: At the Mountains of Madness, a 2006 radio performance of Lovecraft's At the Mountains of Madness
• Mountain of Madness, an episode of The Simpsons
• The Mountains of Madness, an audio/visual musical adaptation of the works of H.P. Lovecraft

• In the Mouth of Madness (disambiguation)