TARDIS tight schedule, which led to Brachacki leaving the show due to disagreements with the production team and possibly a feeling that he had been given an impossible task. Despite his leaving the show and mixed reactions as to how the set looked (producer Verity Lambert liked it but director Waris Hussein did not), the basic design of the hexagonal console and wall roundels has persisted to the present day. In the Third Doctor serial "The Time Monster" (1972), the console room of the TARDIS was dramatically altered, including the wall roundels. This new set, designed by Tim Gleeson, was disliked
History of Persian domes Safavid dynasty (1501–1732) are characterized by a distinctive bulbous profile and are considered to be the last generation of Persian domes. They are generally thinner than earlier domes and are decorated with a variety of colored glazed tiles and complex vegetal patterns. The dome of the Blue Mosque in Tabriz (1465) had its interior covered with "dark-blue hexagonal tiles with stenciled gilding". The palace of Ālī Qāpū includes small domed rooms decorated with artificial vegetation. The dome of Sheikh Lotfollah Mosque in Isfahan (1603–1618), perhaps "the quintessential Persian dome chamber", blends the square room with the zone of transition and