Kieran Drake on Twitter: "There's a lot written about the walls that divided #Berlin, but much less about the boundaries formed by water. Today I swam 2km criss-crossing Groß Glienicker See. It's
Tegeler See – Berlin.de
Tegeler See – Berlin.de
Blaualgen im Tegeler See: Badeverbot aufgehoben - Berliner Morgenpost