Lawang Sewu ("Thousand Doors") is a landmark in Semarang, Central Java, Indonesia, built as the headquarters of the Dutch East Indies Railway Company. The colonial era building is famous as a haunted house, though the Semarang city government has attempted to rebrand it. The name Lawang Sewu is from Javanese; it means "Thousand Doors". The name comes from its design, with numerous doors and arcs. The building has about 600 large windows.