Detlef Kuhl
Well-Known Member
No, it is not a Dalek.
Helmertturm used for trigonometric measurements.
20210221_057_01598-Bearbeitet-Bearbeitet.jpg by d ql844,
Sony A7RII, Zeiss PC 35mm 2.8 Distagon auf Flickr
Helmertturm used for trigonometric measurements.

Sony A7RII, Zeiss PC 35mm 2.8 Distagon auf Flickr