Case No. #1035
Yungas Road, Silent Descent
Summary
Late on July 12, 2023, multiple residents in Aerodromo village, Yungas region, Bolivia, witnessed a large, dark object silently hovering above them. The object remained stationary for 15 minutes before slowly descending towards a nearby forested area, during which the entire village was enveloped in an eerie silence. Although subsequent investigations by authorities found no physical landing traces the following morning, anomalous dehydration in the surrounding ecosystem and temporary communication equipment malfunctions were confirmed. The Bureau has classified this incident as the 'Yungas Descent Incident,' and it remains unexplained.
Details
Around 23:45 on July 12, 2023, multiple residents in Aerodromo village, Yungas region, La Paz Department, Bolivia, witnessed a peculiar phenomenon. A massive, black object silently hovered directly above the village. Its shape was indistinct, but it emitted a dull glow from its underside. The village is nestled on the eastern slopes of the Andes Mountains, a remote and isolated settlement.
Witness accounts were consistent: the object hovered for approximately 15 minutes before slowly beginning its descent towards a forested area to the southwest. During this entire period, the village was enveloped in a complete silence, so profound that even the sound of the wind or animal calls could not be heard. Aerodromo village is a region rich in ancient traditions, and elders recount a saying that 'when the sky gods visit the earth silently, the world holds its breath.' Similar legends persist in several neighboring hamlets.
The following morning, a special investigative team from the Bureau was dispatched to search the suspected descent area in the forest. However, no physical traces of a landing—such as scorched earth, flattened vegetation, or abnormal soil changes—were found. This behavior deviates from typical aircraft accidents or rocket debris.
Concurrently, the ecosystem around the site showed strange effects. Some plants exhibited rapid signs of dehydration, and the carcasses of small animals were also observed. Furthermore, geological sensors and communication equipment carried by the investigation team temporarily experienced unexplained malfunctions. Specifically, radio transceivers went completely silent for several seconds before being assaulted by intense noise. This suggests potential intentional interference with specific frequency bands.
Phenomena unexplainable by conventional geophysical methods were prevalent. Air samples collected on-site detected trace amounts of ionized particles at levels higher than usual, but their source and mechanism could not be identified. The detailed and consistent witness testimonies, mutually reinforcing each other, make it unnatural to attribute the event to mass hallucination or misperception. This consistency even suggests the possibility of external influence or memory manipulation. The Bureau does not rule out the possibility of psychological effects on the witnesses.
This incident indicates the possibility of an unidentified flying object affecting the environment without leaving physical contact, and interfering with investigative equipment. The Bureau has classified this as the 'Yungas Descent Incident' and continues ongoing monitoring and information gathering. Similar incidents have been reported sporadically in the past, but none have led to conclusive evidence. The intent behind this silent intrusion remains unknown.
Timeline
- Approx. 23:45, July 12, 2023Residents of Aerodromo village witness a large, black object silently hovering.
- Approx. 00:00, July 13, 2023Object begins descent from above the village towards the southwest forest. Village is enveloped in complete silence.
- Early morning, July 13, 2023Special investigation team from the Bureau dispatched after receiving initial report.
- Morning, July 13, 2023Forest area of descent searched, but no physical traces found. Investigation equipment malfunctions.
- All day, July 13, 2023Dehydration observed in surrounding flora and fauna. Ionized particles detected in air samples.
Witness Testimony
Witness A (Farmer)I saw it while checking on my livestock. There was a huge shadow in the sky. It was as black as the night sky, and only its underside glowed faintly. The most surprising thing was that there was no sound at all. No wind, no insect chirps, not even a distant dog howl. Everything was as silent as death.
Witness B (Village Teacher)I woke up in the middle of the night and looked out the window; it was already there. The story of the 'Sky Gods' I teach to the village children crossed my mind. Slowly, it disappeared into the forest. That silence, I have never experienced anything like it in my life. It was closer to awe than fear.
Investigator C (Communications)Near the site, my radio suddenly went completely silent for several seconds. Then, a ferocious static assaulted the speaker. The same phenomenon occurred across all frequency bands. I thought the equipment was broken, but it returned to normal as soon as we left the area. It's clear our equipment was being interfered with by something.
Kyu's Analysis
This incident remains a top priority for the Bureau. We will pursue reproducibility of the phenomena to unravel its true nature.





