1 "Ficheiro:Duisburger_Stadtmauer_-_panoramio.jpg".

Ficheiro:Duisburger Stadtmauer - panoramio.jpg

archive.org/web/20161021125607/http://www.panoramio.com/user/2833233?with_photo_id=65006033 operator: Panoramio described at URL: https://web.archive...