0 largest language lesson Posted by vauona on January 15, 2015 The largest language lesson involved 6,287 participants being taught by Thomas Bug and Bastian Sick at the Kölnarena in Cologne, Germany, on 13 March 2006. Views: 43 ★ ★ ★ ★ ★ Votes: 0 E-mail me when people leave their comments – Follow
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