Germany Abandoned US army tanks near Aachen Brander Wald is not only a 165-hectare nature reserve, it has also been a military domain since 1937, and that is no different today: you cannot enter it during weekdays because the Bundeswehr, the German army, still conducts exercises there.
Six blast furnaces you can visit today In the early nineteenth century, the industrial revolution swept across continental Europe and one steelworks after another rose from the ground. Europe had hundreds of blast furnaces, but since the mid-twentieth century, Europe's steel industry has been slowly going downhill.