The Maison de Fer, this stunning iron-clad villa nestled within the Meissonier Park in Poissy, will be opening its doors in steel for the Night of Museums 2026! This is a perfect opportunity to explore an iconic piece of late 19th-century architecture, a true architectural gem, during a special evening opening. Mark your calendars for May 23, 2026.
La Maison de Fer à Poissy, a monument dating from 1896, is an atypical museum on the town of Poissy, to be discovered in the heart of the Parc Meissonnier. Discover its unique industrial architecture and history, and immerse yourself in the evolution of the town of Poissy.