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This event is in the past.It took place on September 21, 2025 at Pierrefitte-sur-Seine.

Journées du Patrimoine 2025 1
Walking Tour
Journées du Patrimoine 2025 2
Journées du Patrimoine 2025 3
Journées du Patrimoine 2025 4

Journées du Patrimoine 2025

Pierrefitte-sur-Seine

Climb into a working water tower that once fed Paris's market gardens. These underground cisterns and century-old wells irrigated the Tartres area when it was still farmland.

underground cisterns
market garden history
industrial heritage
free entry

Tips

🕳️descend into the underground cisterns
🌾learn about the old market garden irrigation system
🎟️free entry, no reservation needed

Pierrefitte-sur-Seine

Pierrefitte-sur-Seine, 93380 Saint-Denis, France

Free

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Journées du Patrimoine 2025 - Outgoing