Burgenland lowest point (which is also the lowest point of Austria) at , is in the municipal area of Apetlon. Burgenland borders the Austrian state of Styria to the southwest, and the state of Lower Austria to the northwest. To the east it borders Hungary (Vas County and Győr-Moson-Sopron County). In the extreme north and south there are short borders with Slovakia (Bratislava Region) and Slovenia (Mura Statistical Region) respectively. Burgenland and Hungary share the Neusiedler See, a lake known for its reeds and shallowness, as well as its mild climate throughout the year. The Neusiedler See is Austria's largest lake,
Burgenland as a "Landtag" (representative assembly) and "Statthalter" (imperial governor). On 18 July 1922, the first elections for the parliament of Burgenland took place. Various interim arrangements were required due to the changeover from Hungarian to Austrian jurisdiction. The parliament decided in 1925 on Eisenstadt as the capital of Burgenland, and moved from the various provisional estates throughout the country to the newly built "Landhaus" in 1929. The first Austrian census in 1923 registered 285,600 people in Burgenland. The ethnic composition of the province had changed slightly: the percentage of Germans increased compared to 1910 (227,869 people, 80%) while the percentage