The Varginha Incident (1996)
The "Brazilian Roswell." In January 1996, several residents of Varginha described a strange creature with large red eyes. The military allegedly sealed the area and hauled something away. Soldiers involved were reportedly silenced.
Witnesses
Locals, military
Why it endures
Multiple witnesses to the same creature, and an unexplained military deployment.
Official version (contested)
Official line: a lost dwarf, or a homeless man. Deemed absurd by witnesses.