Laon medieval city wall July 17, 2016July 17, 2016 Editor Promotions (advertise here?) Laon medieval city wall Psst.. You might like this..Add a visit to Freiburg im Breisgau and Heidelberg…Three niche museums to visit in central HamburgLisbon in 72 hours for the culturally curiousExplore Lyon and go to Beaujolais on a day trip