Sihl River

Sihl River. In 2026, the Sihl river flows through a tunnel under Zürich Hauptbahnhof station. A discharge tunnel can divert 300m3 of water per second into Lake…

Location: Zürich Hauptbahnhof, Zurich, Switzerland

Year:

Category: hidden

In 2026, the Sihl river flows through a tunnel under Zürich Hauptbahnhof station. A discharge tunnel can divert 300m3 of water per second into Lake Zurich, about 100 times the regular flow of the Sihl.

Source: Sihl

Sihl River — Zurich, Canton of Zurich

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