Bigfoot · Sioux City, Iowa · 1970
IA-1970ID case-3d866f59bdFirst-hand accountAdded to map Oct 7, 2026
- Creature
- Bigfoot
- When
- 1970to the year
- Where
- Sioux City, Iowato town level
- Reports
- 1 document1 independent
The account
Witness reports hearing a loud scream from the bushes while parked at Stone State Park in 1970.
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
- Bigfoot
- Where
- Sioux City, Woodbury County, Iowa, United States
mapped to town level · from the report's own words - When
- 1970
- Account
- First-hand (the witness telling it)
- Backed by
- 1 independent source
- Added to map
- Oct 7, 2026
- Case id
- case-3d866f59bd
Place lookups use data © OpenStreetMap contributors (ODbL), via Nominatim. All credits
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.
- Two men remember hearing bone-chilling scream while parking at lookout point in Stone State Park
BFRO · 2006-11-20
Earliest found, not necessarily the original.
Further reading
- Sasquatch: The Apes Among Us, John Green (1978)
Newspaper-publisher's file of Pacific Northwest reports.
Borrow on Internet Archive - Sasquatch, Don Hunter with Rene Dahinden (1975)
Casebook from a long-time field investigator.
Borrow on Internet Archive - On the Track of Bigfoot, Marian T. Place (1974)
1970s account of reports and searches.
Borrow on Internet Archive - Bigfoot! The True Story of Apes in America, Loren Coleman (2003)
Coleman's history and case survey.
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.