A 22 meter deep well is part of a construction site of the river Emscher sewer tunnel.

- Image ID: EDA5J3

A 22 meter deep well is part of a construction site of the river Emscher sewer tunnel.

E.D. Torial / Alamy Stock Photo

Image ID: EDA5J3

Location: Herne, Ruhr area, North Rhine-Westphalen, Germany