front courtyard at entrance of boussu-en-fagne castle against blue sky

abbey access ancient architecture baroque building castle chateau concept courtyard europe european exterior famous garden gate grass green heritage historic history land landmark landscape mansion monastery monument old outdoor palace park patio renaissance renovated royal ruins rural square summer tourism tourist tours tranquil travel trip vacation valley wall yard front entrance boussuenfagne blue sky grey stone walls gabled roof round towers multiple windows sunny day couvin namur province wallonia belgium