The Hôtel de Soubise is a historic hotel located in the Marais district of Paris, France. Built in the 18th century, it was originally the private residence of the Prince de Soubise. The building is renowned for its stunning architecture and beautifully decorated interiors, showcasing the elegance of the Rococo style. Today, the Hôtel de Soubise houses the Archives Nationales, where important historical documents are preserved. Visitors can explore its grand salons and gardens, which reflect the opulence of the French aristocracy during the Ancien Régime. The site is a significant cultural landmark in Paris.