UFOMYST
CaseTriangle1989

Vandalia, MO, USA

Large black triangle, that made no noise and seemed transperant when looking up at it but solid and dark at a distance.

When
1989-06-01
Where
Vandalia, MO, USA
Shape
Triangle
Duration
30 minutes
Geo
39.311, -91.488 · exact
Slug
triangle-over-vandalia-mo-1989-b6a9a5
Wave

Part of a wave

  • Historical wave1989–1991

    The Belgian Triangle Wave

    Belgium (Eupen, Wallonia, Brussels corridor)

    The definitive black-triangle wave: silent, slow platforms with three corner lights, reported by gendarmes, air-traffic controllers, and thousands of citizens. On the night of March 30-31, 1990, Belgian F-16s scrambled…

    Open wave →

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