Each year, over one million people visit Neuschwanstein, a 19th-century castle in the Bavarian alps, famous for its Romanesque Revival style and Gothic details, including vertical limestone towers and turrets topped with deep blue pointed roofs.Each year, over one million people visit Neuschwanstein, a 19th-century castle in the Bavarian alps, famous for its Romanesque Revival style and Gothic details, including vertical limestone towers and turrets topped with deep blue pointed roofs.