In this photo taken on Saturday, Nov. 27, 2010, the sun sets behind the Milad telecommunication tower and residential towers while cars drive in an evening traffic jam, at the Chamran highway, in Tehran, Iran. The Iranian parliament voted Tuesday, Dec. 24, 2013 to consider a proposal to pick another city as the nation's capital, potentially moving the seat of the government from the overcrowded and heavily polluted city of Tehran despite government opposition to the plan. (AP Photo/Vahid Salemi)