Even before the COVID-19 crisis, I was a passionate fan of "staycation" in Belgium. I have maintained a hobby website for a period of time until... I ran out of time...
If you are looking for places to go and things to do that you do not find on the popular websites, check this out. There is - among others - a database of over 100 castles, all visited by yours truly.
Topbestemming België (Dutch)
Take a road trip in your own country