// OPEN INTELLIGENCE — PUBLIC ARCHIVEPHOTOGRAPHIC RECORD · PLATES GRADED AT SOURCE
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DISPUTEDFRACTALS & GEOMETRY

The Diessenhofen Swirl

2008 · Diessenhofen, on the Rhine · Thurgau · Switzerland

The Diessenhofen Swirl (2008, Diessenhofen, on the Rhine · Thurgau · Switzerland)
◈ PHOTO: HANSUELI KRAPF · CC BY-SA 3.0

WHAT IT IS

Six long curling arms sweep out from a tight vortex in ripe wheat on the Rhine flats, like something seen spinning from above.

WHERE IT STANDS

Disputed. No maker has claimed it. Sceptics say people made it; proponents point to what they say people could not do.

STATUS IS OUR CURRENT ASSESSMENT, NOT A VERDICT · REVIEWED 5 OCT 2026

THE RECORD

DATE
2008
PLACE
Diessenhofen, on the Rhine · Thurgau · Switzerland
MADE BY
Unclaimed
TYPE
Fractals & geometry
TECHNICAL
Wheat · six-armed swirl · logged 21 June 2008 by the Swiss Crop Circle Center (one source); photographed from the air 15 July 2008 · no maker, no press coverage found

MORE FROM VOL. III · CROP CIRCLES

The Diessenhofen Swirl, 2008 · Fractured Realities