When did the man die whom Berlin Tegel Airport was named after?
Berlin Tegel Airport: Berlin Tegel "Otto Lilienthal" Airport (German: "Flughafen Tegel "Otto Lilienthal"" ) (IATA: TXL, ICAO: EDDT) is the main international airport of Berlin, the federal capital of Germany. Berlin Tegel Airport:  The airport is named after Otto Lilienthal and is the fourth busiest airport in Germany with just over 20.7 million passengers in 2014.
i don't know