What is Hainburg?
{{Infobox German Location |Name = Hainburg |German_name = |Art = Village |image_photo = |imagesize = |image_caption = |Wappen = Wappen Hainburg (Hessen).svg |Wappengröße = |coordinates = {{coord|50|5|0|N|8|56|0|E|format=dms|display=inline,title}} |Karte = |Lageplan = Hainburg_in_OF.svg |Lageplanbeschreibung = |Bundesland = Hesse |Regierungsbezirk = Darmstadt |Landkreis = Offenbach|Kreis = |Amt = |Gemeindeverwaltungsverband = |Samtgemeinde = |Verbandsgemeinde = |Verwaltungsgemeinschaft = |Verwaltungsverband = |Höhe = 90 |elevationmax = |Fläche = 15.95 |area_metro = |Einwohner = 14528 |pop_metro = |Stand = 31.12.2008 |pop_ref = |PLZ = 63512 |PLZ-alt = |Vorwahl = 06182 |Kfz = OF |Gemeindeschlüssel= 06438004 |NUTS = |LOCODE = |Gliederung = 2 Districts |Website = [http://www.hainburg.de/ www.hainburg.de] |Bürgermeister = Bernhard Bessel |Bürgermeistertitel = |Partei = CDU |ruling_party1 = [[CDU]]|ruling_party2 = |ruling_party3 = |year = 1977 |_noautocat = }} '''Hainburg''' is a [[village]] in the [[Offenbach Rural District]] in the state of [[Hesse]], [[Germany]]. == Geography == Hainburg is in the ''Rhine Main area''. The village is about 20&nbsp;km southeast of [[Frankfurt am Main|Frankfurt]]. The [[municipality]] is 15.95&nbsp;km<sup>2</sup> large and it is 90 m above sea level.<ref>[http://www.hainburg.de/ Homepage of the Municipality of Hainburg], looked up on 21 January 2010, German.</ref> It is a flat area with no hills. About 20 to 35 million years ago in the Age of [[Tertiary]] the whole region was below sea level. At that time it was covered by an ocean which was warm and not very deep. Lots of [[sediment]] sank to the bottom. Then the region rose again and the water receded, leaving soil which is mostly san