Tegel the end of 1948. Tegel is chiefly known for being the location of Berlin-Tegel "Otto Lilienthal", Berlin's main airport. It also houses the Tegel Penitentiary, Germany's largest prison with about 1,700 inmates as of 2007, known from Alfred Döblin's 1929 novel Berlin Alexanderplatz. One of Berlin's largest shopping malls "Borsighallen" is located in the former locomotive manufacturing halls of the "Borsigwerke". There is also the "Villa Borsig" at the shore of Lake Tegel, the former residence of the Borsig family. Today it is a school for future diplomats. Beside this Tegel is an extensive residential district with some industry. With
Mannheim City Airport Mannheim City Airport Mannheim City Airport ("City-Airport Mannheim" in German, formerly Mannheim-Neuostheim/Neuhermsheim) is a minor regional airport serving the German city of Mannheim. It is mainly used for general aviation. The airport is located 3.5 km (2.2 mi) east of the city center in the district of Neuostheim. It is surrounded by highways to the east (B38a) and the south (B37/A656), there is a power transmission line to the east and several high rise buildings to the west making Mannheim City a challenging airport. Because of its proximity to the city center and the lack of space for an expansion,