archive.org/web/20161017151628/http://www.panoramio.com/user/4619321?with_photo_id=44126629 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161016181712/http://www.panoramio.com/user/4619321?with_photo_id=40194163 operator: Panoramio described at URL: https://web.archive...
in an abandoned quarry in Witten (Germany) German Inschrift und Hindenburgkopf in einem Altsteinbruch an der Ruhr in Witten-Herbede object of statement...
archive.org/web/20161016150846/http://www.panoramio.com/user/4619321?with_photo_id=40153224 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161016170229/http://www.panoramio.com/user/4619321?with_photo_id=40193739 operator: Panoramio described at URL: https://web.archive...