Château de Mirwart

Where: Saint-Hubert, Belgium

Start of construction: 10th Century

End of construction: 18th Century

Most important renovation: 19th Century

Accessible: no, private property

Important fact:

After years of neglect and waiting, the castle has almost been renovated into a luxury hotel, which should open in 2021. Given the crisis of 2020, the latter is a big question mark.