This event is in the past.It took place on June 6, 2026 at Sempin Windmill.










Hunt for hidden treasures at a flea market set inside a historic working windmill. The Moulin de Montfermeil still grinds flour while you browse vintage finds in the surrounding greenery.
treasure hunting
family-friendly
historic site
outdoor market
Tips
⚙️"authentic and fabulous, especially since it's still in operation"
🌾you can buy freshly ground flour for €2.50
🅿️free parking right at the entrance
Free
Vide-greniers du moulin du sempin
Montfermeil










Hunt for hidden treasures at a flea market set inside a historic working windmill. The Moulin de Montfermeil still grinds flour while you browse vintage finds in the surrounding greenery.
treasure hunting
family-friendly
historic site
outdoor market
Tips
⚙️"authentic and fabulous, especially since it's still in operation"
🌾you can buy freshly ground flour for €2.50
🅿️free parking right at the entrance
Free
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