Legislative Assembly building in Lucknow India, Friday, Feb. 17, 2012. The fourth phase of the seven-phased elections in Uttar Pradesh, India's most populous and politically crucial state, will be held Sunday. Vidhan Sabha Bhawan is a stately building in Lucknow. Sir Hercourt Butler laid its foundation in 1922 and it houses the two chambers of the state legislature. Photo Credit: Indian Photo Agency