09.12.2025, Germany, Castrop-Rauxel, North Rhine-Westphalia - Themed photo ñ explosive ordnance detection ñ Deep probes are used to check suspected blind spots. 11-metre-deep boreholes are secured with plastic pipes and borehole measurements of ferromagnetic suspects are carried out with a probe. Here, the boreholes are marked with marking paint. 00X251209D004CAROEX.JPG [MODEL RELEASE: NO, PROPERTY RELEASE: NO (c) caro images / Oberhaeuser, http://www.caro-images.com, [email protected] - In case of using the picture for any purpose, please contact the agency - the picture is subject to royalty!]