The Citadel of Fear: Lovecraft raved about this terrifying journey into a Aztec temple

Gertrude Barrows Bennett's The Citadel of Fear (1918) is one of the greatest dark fantasy classics, a gorgeously written and imaginatively conceived masterpiece. In a career that spanned a mere three years, Bennett published half a dozen books under the pseudonym of Francis Stevens which came to define a number of later genres. She is most popularly known as the woman who invented dark fantasy, but along the way she also invented a new, creepier kind of dystopian sci-fi.
When The Citadel of...