Demon Cat (US Capitol)
The Capitol's Demon Cat: a black cat said to appear in the basement before national tragedies — sightings date to the 1800s.
Case File No. 050
FILE 01 The Legend
Washington D.C.'s 'Demon Cat' (D.C.) is the Capitol's own official-unofficial ghost: a black cat whose appearances are said to presage national disasters — seen before Lincoln's assassination, the 1929 crash and Kennedy's assassination by guards and police officers. Its origin story ties to the Capitol's early years when cats were kept for pest control. The Architect of the Capitol's office keeps the legend alive in its own literature — one of the few government-hosted ghost stories in America.
FILE 02 The Sightings Log
Night guards report the cat swelling to tiger size as it approaches — the legend's signature detail. Sightings cluster in the Crypt (the Capitol's intended Washington tomb) and the Statuary Hall corridor. The last widely-shared sighting was said to be in the 1940s-era guard culture, with the file kept by generations of Capitol Police.
FILE 03 The Skeptic’s File
A death-omen cat that appears before disasters is unfalsifiable folklore at its purest — disasters happen, and memory assigns the cat credit. The size-changing detail is a dream-logic signature. But the Demon Cat is genuine occupational folklore, transmitted by the Capitol Police as workplace heritage for 150 years, which makes it a cultural artifact worth the map even at 'C' evidence.