claim: The Challenge XXX: Dirty 30 is a season of an American TV show.
evidence: Alt-Treptow -LRB- -LSB- ˌʔaltˈtʁeːptoː -RSB- , Old Treptow -RRB- is a German locality in the borough of Treptow-Kopenick in Berlin .. German. Germany. borough. Boroughs and localities of Berlin. Treptow-Kopenick. Treptow-Kopenick. Berlin. Berlin. Treptow. Treptow. Known also as Treptow it was , until 2001 , the main and the eponymous locality of the former Treptow borough .. borough. Boroughs and localities of Berlin. Treptow. Treptow