Coat of arms Manhole Covers

Manhole cover in Erfurt

Manhole cover in Erfurt, Germany

The manhole covers in the Thuringian capital Erfurt show the city arms. The wheel in this coat of arms is derived from the Wheel of Mainz (Mainzer Rad). This is an indication of the time when Erfurt formed part of the archbishopric of Mainz.

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