This is general info, not a trip report. It may or may not interest you.
A German government institute has published a map of where the population is increasing and decreasing in Europe.
Click here: http://www.bbr.bund.de/BBSR/DE/Home/Topthemen/Downloads/bevoelkerungsentwicklung.jpg?__blob=publicationFile&v=2
Full article is here (in German).
Red = increasing population (Ireland, France, Northern Italy, Catalonia)
Yellow = unchanged
Grey = Decreasing population (most of the Balkans, especially Albania, NW Spain, southern Italy) Eastern Germany is still decreasing.