Sven Elfferich To Race At The Zollhaus Open In Germany Courtesy of WOWSA, Hermsdorf, Germany. The Zollhaus Open will be held on February 23rd in Hermsdorf / Erzgebirge in eastern Germany. Organized by event director Gerrit Curcio, International Ice Swimming Association official Christof Wandratsch, medical officer Sven Sudhoff, and referee Peter Erl, the event offers […]