Winterthur's Blue Enigma

Winterthur's Blue Enigma. The Eulach river in Winterthur mysteriously turned blue on January 26, with experts unable to determine the cause, ruling out natural…

Location: Eulach river, Winterthur, Switzerland

Year:

Category: weird

The Eulach river in Winterthur mysteriously turned blue on January 26, with experts unable to determine the cause, ruling out natural factors and industrial pollution from a nearby construction site.

Source: Eulach: Blaue Verfärbung sorgt für Rätsel in Winterthur

Winterthur's Blue Enigma — Winterthur, Canton of Zurich

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