Imre Steindl's ornate Parliament building, completed in 1902, boasts 691 lavishly decorated rooms. Join a guided tour of the North Wing to explore some of these, such as the Golden Staircase, the Dome Hall, which houses the Crown of St Stephen, Hungary's most celebrated national symbol, the Grand Staircase, the Loge Hall, and Congress Hall where the House of Lords of the former bicameral assembly resided until 1944.