Lucknow is a city located in Uttar Pradesh, India. Some key facts: - It was established in 1775 when Asaf-Ud-Doula, the fourth Nawab of Avadh, shifted the capital from Faizabad to Lucknow. - Lucknow flourished under the Nawabs as an important political and cultural center, known for its architecture, art, literature, and cuisine. - Popular tourist attractions include the Bara Imambara, Rumi Gate, Residency, and sites showcasing Lucknow's culture like chikan dresses and kebabs.