In traditional Persian architecture, a howz () is a centrally positioned symmetrical axis pool. If in a traditional house or private courtyard, it is used for bathing, aesthetics or both. If in a sahn of a mosque, it is used for performing ablutions. A howz is usually around deep. It may be used as a "theatre" for people to sit on all sides of the pool while others entertain. Howz is a feature of the Persian gardens. Gallery See also Architecture of Iran Shadirvan References Mosque architecture Architecture in Iran Arabic architecture Fountains Islamic gardens Islamic architectural elements Persian gardens Persian words and phrases Iranian inventions Passive cooling Passive ventilation