Grand Trianon of the Regent Philippe d'Orléans and she was a niece of Marie Antoinette. In October 1837 Marie d'Orléans (daughter of Louis Philippe I) married Alexander of Württemberg at Trianon In 1920, the "Grand Trianon" hosted the negotiations and signing of the Treaty of Trianon, which left Hungary with less than one-third of its pre-World War I land size. To Hungarians, the word "Trianon" remains to this day the symbol of one of their worst national disasters. In 1963 Charles de Gaulle ordered a renovation of the building. A popular site for tourists visiting Versailles, it is one of the French
Palace of the Shirvanshahs reservoir, which was one of the largest in the Fortress of the Ovdans. This ovdan supplied drinking water not only to the palace, but also to the entire surrounding area. This assumption is confirmed by the nearby small, built in the XIV century Chin Mosque, which is believed to have served the residents of the nearby area. Ovdan supplied water to the palace bathhouse. Ovdan is a spacious reservoir located deep underground, which was ventilated by means of a special vertical shaft. Such a structure is typical for most of the ovdans surviving till the present day. To descend into