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Faceted archive of NUFORC reports — filter by shape, place, and decade. Every URL is deterministic SSR (cacheable at the edge).
Sioux City · IA, USA
A triangular UFO was found hovering in the sky and remained there for several minutes until flying out of sight.
Sioux City · IA, USA
Was outside late at night in a slightly drizziling rain when i caught sight of a triangulare object in the sky.
Sioux City · IA, USA
They made a triangular formation.
Sioux City · IA, USA
the 4 of us saw a totally black triangle shaped object with no lights or sound fly over head blackining the stars out.
Sioux City · IA, USA
Triangular shapes that only I could see.