Ludwigsburg Palace, nicknamed the "Versailles of Swabia", is a 452-room palace complex of 18 buildings located in Ludwigsburg, Baden-Württemberg, Germany. Its total area, including the gardens, is 32 ha (79 acres) – the largest palatial estate in the country. The palace has four wings: the northern wing, the Alter Hauptbau, is the oldest and was used as a ducal residence; the east and west wings were used for court purposes and housing guests and courtiers; the southern wing, the Neuer Hauptbau, was built to house more court functions and was later used as a residence.