Teenagers hiking across the German countryside is nothing new. The most noted are the Wandervogel (wandering birds) of the early 1900s who rebelled against materialist society in favor of folklore tradition and living off the land. Pictured below are young men hiking in 1950 & 1930 Germany.
The Black Forest, 1950s
The Black Forest, 1950s
1930s
1930s
1930s
1930s
1930s
via ipernity