Other Flying · Denver, Colorado · 1991
CO-1991ID case-bc1eb93a28First-hand accountAdded to map Oct 6, 2026
- Creature
- Other Flying
- When
- Jul 1991to the month
- Where
- Denver, Coloradoto town level
- Reports
- 1 document1 independent
The account
Witnesses report seeing a man-sized winged creature resembling a gargoyle perch on a building while walking near their dormitory at Lowry AFB.
See the source ↓ one document so far, so there is no trail to follow yet
We map claims, not creatures: this is what the sources say, not proof. How a case is built
Details
- Creature
- Other Flying
- Where
- Denver, Colorado, United States
mapped to town level · from the report's own words, generalized to a larger area - When
- Jul 1991
- Account
- First-hand (the witness telling it)
- Backed by
- 1 independent source
- Added to map
- Oct 6, 2026
- Case id
- case-bc1eb93a28
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Source trail (1)
Every link goes to where we found the account. The earliest we found is marked; it is the earliest found, not necessarily the original.
- 1991 sighting
Reddit · 2026-05-05
Earliest found, not necessarily the original.
Further reading
- On the Track of Unknown Animals, Bernard Heuvelmans (1959)
The founding work of cryptozoology.
Borrow on Internet Archive - Cryptozoology A to Z, Loren Coleman and Jerome Clark (1999)
Encyclopedia of reported creatures.
Borrow on Internet Archive - Abominable Science!, Daniel Loxton and Donald Prothero (2013)
Skeptical history of the Yeti, Nessie and others.
Borrow on Internet Archive - In Search of Prehistoric Survivors, Karl Shuker (1995)
Borrow on Internet Archive
Books we have not reproduced: borrow them free at archive.org. Listing a book is not an endorsement of its claims.