Sports· Berlin
24-h-Schwimmen Berliner Wasserratten 1889 Stadtbad Märkisches Viertel [ weiter
This is a 24-hour swimming event hosted by the Berlin swimming club "Berliner Wasserratten 1889" (founded 1889) at the Stadtbad Märkisches Viertel in Berlin. Participants swim relay-style over a full 24-hour period, typically as a club event or charity fundraiser.