The Palais Rohan is an important historical residence located in the heart of Strasbourg, France, situated next to the Strasbourg Cathedral. Built in the 1730s, the palace is a grandiose example of French baroque architecture. It was designed by the noted architect Robert de Cotte and served as the residence of the prince-bishops and cardinals of the House of Rohan, an ancient French noble family. The Palais Rohan is not just one palace but a building complex that houses three major museums: the Archaeological Museum, the Museum of Decorative Arts, and the Museum of Fine Arts. These museums are home to a rich collection of artifacts that range from ancient Roman and medieval finds to decorative furniture and European paintings that date back to the Middle Ages and the Renaissance. The building itself is an artwork, with impressive facades, lavish ceremonial rooms like the grand staircase, and the ornately decorated chambers. The palace's historical significance and architectural beauty make it a vital part of Strasbourg's cultural heritage and an essential stop for visitors to the city.