What is Östergötland?
{{Infobox settlement <!-- See Template:Infobox settlement for additional fields and descriptions --> | name = Östergötland | image_skyline = Östgötaslätten vid Ljung.jpg | image_caption = Östgöta Plain | image_flag = Flag of Ostergotland.svg | flag_size = 120px |image_shield = Östergötland vapen.svg |shield_size = 120px | motto = | image_map = Sverigekarta-Landskap Östergötland.svg | mapsize = 120px | map_alt = | map_caption = | coordinates = {{coord|58|24|57|N|15|37|31|E|type:adm1st_region:SE|display=inline,title}} | coordinates_footnotes = | subdivision_type = Country | subdivision_name = [[Sweden]] | subdivision_type1 = [[Lands of Sweden|Land]] | subdivision_name1 = [[Götaland]] | subdivision_type2 = Counties | subdivision_name2 = [[Östergötland County]]<br>[[Örebro County]] | unit_pref = Metric<!-- or US or UK --> | area_footnotes = | area_total_km2 = 9,979 | area_land_km2 = | area_water_km2 = | area_water_percent = | area_note = | population_footnotes = <ref>[http://www.scb.se/Pages/TableAndChart____311941.aspx Statistics Sweden]</ref> | population_total = 428,379 | population_as_of = 2011-12-31 | population_density_km2 = auto | population_demonym = | population_note = | timezone1 = [[Central European Time|CET]] | utc_offset1 = +1 | timezone1_DST = [[Central European Summer Time|CEST]] | utc_offset1_DST = +2 | postal_code_type = [[List of postal codes in Sweden|Postal codes]] | postal_code = | area_code_type = [[Telephone numbers in Sweden|Area codes]] | area_code = | demographics_type1 = Ethnicity | demographics1_title1 = Language | demographics1_info1 = [[Swedish language|Swedish]] | d