The Château de Monte Cristo is the residence that the writer Alexandre Dumas had built in 1846 by the architect Hyppolyte Durand in Port-Marly in the Yvelines. In an English-style park with water features, grottoes and rockeries, the main building called the Château de Monte Cristo in Renaissance style is accompanied, higher up in the park, by a study in a neo-Gothic style called the Château d'If.
The restoration concerned the site, the facades and roofs, exterior woodwork and stained glass windows of the two castles.
Inside, the Moorish living room, for the creation of which Alexandre Dumas had brought in Tunisian craftsmen he met during his travels.
Also included in the operation, the gate and the entrance pavilions, the factories, the waterfalls and fountains. Restoration and sanitation of the hydraulic network.