Achievements Competing in four Summer Olympics, he won two medals in the C-2 event with a silver in 2008 and a bronze in 2004. Volf also won nine medals at the International Coach Federation Canoe Slalom World Championships with six golds (C-2: 2006. C-2 team: 1999, 2003, 2006, 2007, 2013) and three silvers (C-2: 2003, 2013. C-2 team: 2010). He is the overall World Cup champion in C-2 from 2005. He also won a total of 13 medals at the European Championships (6 golds, 5 silvers and 2 bronzes).