The Heeresgeschichtliches Museum (Museum of Military History) in Vienna is the oldest and largest military history museum in the world, known for its immersive exhibition on World War I. It offers a detailed chronology of the events leading to the war, with documents, maps, and photographs, and includes a reconstruction of a trench from World War I. Additionally, the museum dedicates a space to the assassination of Archduke Franz Ferdinand, a key event leading to the outbreak of the conflict. The museum has a specific area dedicated to the assassination of Archduke Franz Ferdinand, an event that marked the beginning of the war.