Behind the Scenes of Grevin Paris Wax Museum. Get an insider look at the fascinating Musée Grévin in Paris on this behind-the-scenes tour. With a guide, enter exclusive areas of the museum, typically closed to the public, where you’ll find out how wax figures are created of celebrities and other figures such as Lady Gaga and Brad Pitt. Dating back to the 1800s, the Grévin wax museum is a lesser-known Paris attraction that provides an off-the-beaten-path experience in Paris. (Note: regular museum entry is not included.) Book and Save 15%: Behind the Scenes of Grevin Paris Wax Museum.