- They are commonly found around regions of Lucknow.
- Built by the Nawabs of Awadh during the 18th-19th century CE.
- They built religious as well as secular structures.
- These structures were made mainly using mortar.
- Major Examples
- Bara Imambara, Lucknow – Built-in 1784, it comprises Asfi mosque, Bhul-bhulaiya (the labyrinth), and a step well with running water.
- Chota Imambara, Lucknow – Built in 1838, it serves as a mausoleum for Nawab Muhammad Ali Shah and his mother.
- Rumi Darwaza (Turkish Gate), Lucknow – Built in 1784, it is situated between Bara & Chota Imambara and is believed to be named after Sufi mystic, Jalal ud-Din Muhammad Rumi.