Château de Durbuy
Château de Durbuy

Where: Durbuy, Belgium

Start of construction: 12th Century

End of construction: 17th Century

Most important renovation: 19th Century

Accessible: no, private property

Important fact:

Although the castle is privately owned and not accessible, it can be viewed from a number of elevated points in Durbuy. The town itself (smallest city in Belgium) is also very worthwhile.