I must bore you.
I must not brag about my knowledge of the area.

Oh bugger it!!!
"In my coaching days" (not horse and cart type) I must have stayed on the Belgian coast many hundreds of times, usually 5 to 7 day long visits. Anyone remember "Meli Park"?
And of course do not forget the overnight booze cruises, land at Calais and return from Ostend to Felixstowe to avoid Dover Customs.