May 6, 1978🇧🇴Crash
Retrieval
El Taire: Cylindrical object crashes on Bolivian mountain
On May 6, 1978, at 4:15 p.m., a metallic cylindrical object crashed into Mount El Taire on the Bolivia-Argentina border, producing a sonic boom heard 120 miles away and shaking the ground. Bolivian forces located a dented 12-foot cylinder; US officials investigated under Project Moondust.