In front of the vestibule is the portico of twelve Ionic columns. The entrance vestibule is cross-vaulted. The vestibule or foyer (also called the Smoking Room) has columns and garlands. The labia majora and the labia minora cover the vulval vestibule. A year later the stairway was moved to the middle of the vestibule. The Great Hall occupied the remainder of the floor space East of the vestibule. Beneath this are nine aluminum-faced doors leading to a marble vestibule and the rotunda. The cella is rectangular with the antas forming a shallow vestibule. The semicircular canals are three ring-like extensions of the vestibule. Mandapa is a Sanskrit term for a typically-square vestibule, pillared hall or pavilion. To the left and right of the vulval vestibule are the labia minora. Several passages lead from the entrance, known as "The Vestibule". The urinary meatus is also included as it opens into the vulval vestibule. It also had a cella and a vestibule. They enclose and protect the vulvar vestibule, urethra and vagina.