Hello! I'm Outgoing.I help make life more interesting.

This event is in the past.It took place on September 20, 2025 at Hôtel de Ville.

Journées Européennes du Patrimoine 2025 1
Walking Tour

Journées Européennes du Patrimoine 2025

Mantes-la-Jolie

Discover how architectural sketches become monuments at this free outdoor exhibition. "Monumental! From Line to Idea" traces the journey from concept to creation along the fences of Square Brieussel.

Outdoor exhibition
Architecture and history
Self-guided tour

Hôtel de Ville

78200 Mantes-la-Jolie, France

Make it an outing

Add nearby spots before or after your event