What is Hamadan?
{{Infobox settlement | name = Hamadan | official_name = | other_name =Ancient names: [[Ecbatana]], Hangmatana | nickname = | native_name = {{lang|fa|همدان}} | settlement_type = city | image_skyline = Aviccena 2011.jpg | imagesize = 250px | image_caption = The Tomb of Avicenna | image_map = | image_seal = | mapsize = 300px | map_caption = Hamedan | pushpin_map = Iran | pushpin_label_position = | pushpin_map_caption = Hamedan in [[Iran]] | pushpin_mapsize = 300 | subdivision_type = [[List of countries|Country]] | subdivision_name = [[Iran]] | subdivision_type1 = [[Provinces of Iran|Province]] | subdivision_name1 = [[Hamadan Province|Hamadan]] | subdivision_type2 = [[Counties of Iran|County]] | subdivision_name2 = [[Hamadan County|Hamadan]] | subdivision_type3 = [[Bakhsh]] | subdivision_name3 = [[Central District (Hamadan County)|Central]] | leader_title = Mayor | leader_name = Syed Mustafa Rasul (since 2014)<ref>{{cite web |url=http://www.municipality.hamadan.ir/ShowContext.aspx?ID=1956 |language=fa |title=معارفه سرپرست شهرداري همدان |work=Municipality.hamadan.ir |publisher=Hamedan Municipality |access-date=18 February 2017 }}{{Dead link|date=January 2021 |bot=InternetArchiveBot |fix-attempted=yes }}</ref> | leader_title1 = Governor General | leader_name1 = | area_total_km2 = | area_source = | population_as_of = 2016 census | population_note = | population_total = 554,405 |population_est = |population_est_as_of = | population_rank = [[List of Iran cities by population|13th in Iran]] | timezone = [[Iran Standard Time|IRST]] | utc_offset = +3:30 | timezone_DST = [[Iran Daylight Time|IRDT]] | utc_offset_DST = +4:30 | coordinates = {{coord|34|48|N|48|31|E