Petit Trianon Petit Trianon The Petit Trianon (; French for "small Trianon"), built between 1762 and 1768 during the reign of Louis XV of France, is a small château located on the grounds of the Palace of Versailles in Versailles, France. The park of the Grand Trianon includes the Petit Trianon. The Petit Trianon was built on the site of a botanical garden developed about a decade earlier by Louis XV, within the grounds of the Grand Trianon, Louis XIV's retreat from the Palace of Versailles to the southeast. It was designed by Ange-Jacques Gabriel by the order of Louis XV for
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