Topics from December 2015 Gempen Challenge 2015: It's over now! Posted by Dominik Frey on Tuesday, December 29. 2015 Gempen Challenge 2015 - One to go! Posted by Dominik Frey on Monday, December 28. 2015 Stand Gempenchallenge KW51 2015 Posted by Dominik Frey on Monday, December 21. 2015 33. Basler Stadtlauf / 28. November 2015 Posted by Dominik Frey on Thursday, December 17. 2015