Paranormal events in Mount Rainier
Mount Rainier contains sixteen documented cases within the Spooky Valley archives. The majority of these recorded incidents occurred during the mid-twentieth century, specifically spanning the years between 1947 and 1974. The phenomena recorded in this region are primarily characterized by aerial anomalies and instances of possession.
The most significant entries in the archive pertain to the Kenneth Arnold UFO Sighting, which includes several related documents such as the Kenneth Arnold Sighting and the Kenneth Arnold UFO Sighting occurring on June 23 and June 24, 1947. These files detail the events often referred to as the birth of flying saucers. While the archive focuses heavily on these unidentified aerial phenomena, the remaining documented activity involves localized reports of possession.
Featured from Mount Rainier
Mount Rainier, Washington UFO Sighting (late July 1948) — AARO Records
Mount Rainier, Washington
A first saucer wave case from Mount Rainier, Washington. Project SIGN staff allegedly drafted a report concluding that UFOs were 'interplanetary' in origin.
Mount Rainier, Washington UFO Sighting (late July 1948) — AARO Records (D213P14)
Mount Rainier, Washington
A first saucer wave case from Mount Rainier, Washington. Project SIGN staff allegedly drafted a report concluding that UFOs were 'interplanetary' in origin.
Mount Rainier, Washington UFO Sighting (July 1948) — AARO Records
Mount Rainier, Washington
A first saucer wave case from Mount Rainier, Washington. Project SIGN staff allegedly drafted a report, titled 'Estimate of the Situation', concluding that UFOs were 'interplanetary' in origin.

Kenneth Arnold's Flying Saucers
Mount Rainier, Washington, USA
Private pilot Kenneth Arnold's sighting of nine crescent-shaped objects near Mount Rainier gave birth to the term 'flying saucer' and launched the modern UFO era.

Kenneth Arnold Sighting - Birth of Flying Saucers
Mount Rainier, Washington, USA
On June 24, 1947, private pilot Kenneth Arnold reported seeing nine crescent-shaped objects flying in formation near Mount Rainier at an estimated 1,200 mph. His description of their movement 'like a saucer skipping across water' gave birth to the term 'flying saucer.' This sighting launched the modern UFO era.
Kenneth Arnold UFO Sighting, Mount Rainier, Washington (June 24, 1947)
Mount Rainier, Washington
A first saucer wave case from Mount Rainier, Washington. Kenneth Arnold reported sighting nine unidentified discs near Mount Rainier.
Archive · Mount Rainier
- 1974 Possession The Mount Rainier Exorcism Mount Rainier, Maryland, USA
- 1949 Possession The Mount Rainier Possession Mount Rainier, Maryland and St. Louis, Missouri, USA
- 1949 Possession The Possession of Robbie Mannheim Mount Rainier, Maryland / St. Louis, Missouri, USA
- 1948 UFO Mount Rainier, Washington UFO Sighting (late July 1948) — AARO Records Mount Rainier, Washington
- 1948 UFO Mount Rainier, Washington UFO Sighting (January 1948–February 1949) — AARO Records Mount Rainier, Washington
- 1948 UFO Mount Rainier, Washington UFO Sighting (late July 1948) — AARO Records (D213P14) Mount Rainier, Washington
- 1948 UFO Mount Rainier, Washington UFO Sighting (January 1948–February 1949) — AARO Records (D213P14) Mount Rainier, Washington
- 1948 UFO Mount Rainier, Washington UFO Sighting (July 1948) — AARO Records Mount Rainier, Washington
- 1947 UFO Kenneth Arnold's Flying Saucers Mount Rainier, Washington, USA
- 1947 UFO Kenneth Arnold Sighting - Birth of Flying Saucers Mount Rainier, Washington, USA
- 1947 UFO Kenneth Arnold UFO Sighting, Mount Rainier, Washington (June 23, 1947) Mount Rainier, Washington
- 1947 UFO Kenneth Arnold UFO Sighting, Mount Rainier, Washington (June 23, 1947 (Doc 213/P14)) Mount Rainier, Washington
- 1947 UFO Kenneth Arnold UFO Sighting, Mount Rainier, Washington (June 23, 1947 (Doc 214/P14)) Mount Rainier, Washington
- 1947 UFO Kenneth Arnold UFO Sighting, Mount Rainier, Washington (June 24, 1947) Mount Rainier, Washington
- 1947 UFO Kenneth Arnold Sighting Mount Rainier, Washington, USA
- 1947 UFO Kenneth Arnold UAP Sighting Mount Rainier, Washington, USA