This event is in the past.It took place on May 23, 2026 at Musée Alfred-Bonno.






Chelles
🎉Festive reopening afternoon with entertainment
🆓Free entry for the inauguration
Nine years in the making, Chelles' Alfred Bonno Museum finally reopens. Wander 300,000 years of history from prehistoric settlements to a glittering Merovingian royal abbey, then join the afternoon's workshops and festivities.
Merovingian treasures
prehistoric artifacts
family workshops
local history






Chelles
🎉Festive reopening afternoon with entertainment
🆓Free entry for the inauguration
Nine years in the making, Chelles' Alfred Bonno Museum finally reopens. Wander 300,000 years of history from prehistoric settlements to a glittering Merovingian royal abbey, then join the afternoon's workshops and festivities.
Merovingian treasures
prehistoric artifacts
family workshops
local history