All investigation claims

Midwest — Investigation claim filings

Investigation claims in Minnesota

Minnesota carries 5 investigation claims — findings asserted by paranormal groups who worked the ground. The archive files these as claims about an investigation, not findings about physics: who investigated, what they reported and what the record can confirm are three different lines in the same file.

5 dossiers0 counties covered80% open to visitorsUSS William A. Irvin — deepest file

Also filed investigation claim:New York22 Illinois20 Hawaii17 Michigan13 North Carolina12 Tennessee12 Kentucky10 Texas9

Other Minnesota shelves:documented legends18 local folklore11 anecdotal reports10

USS William A. Irvin

Duluth, Minnesota

The ore boat that became a museum—and reportedly kept its dead.

2 claims · 1 legend→

Wabasha Street Caves

St. Paul, Minnesota

The sandstone caves—where the gangsters hid and the swing still plays.

2 claims · 1 legend→

James J. Hill House

St. Paul, Minnesota

The railroad baron’s mansion—where the Hill family reportedly stayed.

2 claims · 1 legend→

Fort Snelling

St. Paul, Minnesota

The 1820 fort—where Dred Scott was enslaved and the Dakota were held.

2 claims · 1 legend→

Former Hospital

Nopeming Sanatorium

Duluth, Minnesota

1912 TB sanatorium decaying on a Duluth hillside.

Full Minnesota record → state index· Every investigation claim filing → evidence shelf

Record last amended October 2, 2026 · shelves recounted with the archive