In this episode of "Mysteries of UFOs," we explore the Kecksburg Incident, one of the most mysterious UFO events in U.S. history. On December 9, 1965, a fiery object streaked across the skies of several U.S. states and crashed into the woods near Kecksburg, Pennsylvania. Witnesses described a metallic, acorn-shaped object with strange markings. Soon after, the military arrived, cordoned off the area, and allegedly removed the object under tight secrecy.

Though the official explanation suggested a meteor or Soviet satellite, eyewitness reports and a lack of transparency sparked decades of speculation. Was it a secret experiment? A foreign spacecraft? Or an extraterrestrial vehicle? The truth remains hidden, but the Kecksburg Incident lives on as a powerful symbol of government secrecy and unexplained aerial phenomena.