https://www.openstreetbrowser.org/#map=15/51.8291/7.3076&categories=military 51.83, 7.32 Wikipedia EN / DE: n/a DE: https://de.wikipedia.org/wiki/D%C3%BClmen#Milit%C3%A4r Campaign info: https://friedensnetzduelmen.jimdoweb.com/ Environmental issues: Hazardous material