Hundreds of cars cross unwatched German-Danish border at night - The Post
File:Border between Denmark and Germany at Rudbøl.jpg - Wikimedia Commons
Denmark-Germany Border 1943 | Albatz Travel Adventures
Borders of Denmark - Wikipedia
Denmark–Germany border - Wikipedia
File:Denmark-Germany border.png - Wikimedia Commons
Migrant crisis: Denmark-Germany rail links suspended - BBC News
Denmark to build anti-swine fence to Germany – DW – 03/22/2018
espaces-transfrontaliers.org: Border factsheets
Sleepy Borders between Denmark and Germany — Medieval Histories
Jutland - Wikipedia
Denmark's populist border controls reintroduced but many remain sceptical | Denmark | The Guardian
Germany opens borders to Danish residents early
Denmark and Germany launch joint patrols
Denmark–Germany relations - Wikipedia
The border between Denmark and Germany at Rudbøl Stock Photo - Alamy
Denmark votes on customs plan that angered Europe - The San Diego Union-Tribune
klixbuell-endrup.eu
Denmark begins German border passport checks
File:German-Danish border at Krusaa DSC 6922.JPG - Wikimedia Commons
Denmark extends checkpoints along German border
Danish nationalists want barbed wire on Germany border | New Europe
Civilization.ca - Christian Bennedsen - Scrapbook of a Life in Letters
