Hubert Karl from Franconia has been running marathons for 40 years. Jogging 4,000 kilometers through the USA is now the crowning glory of his career.Hubert …
66-year-old extreme athlete: This diet keeps him fit

Hubert Karl from Franconia has been running marathons for 40 years. Jogging 4,000 kilometers through the USA is now the crowning glory of his career.Hubert …
Hubert Karl from Franconia has been running marathons for 40 years. Jogging 4,000 kilometers through the USA is now the crowning glory of his career.Hubert …
Extreme sports in retirement age? No problem, thinks the German Hubert Karl. He competes in marathons and is currently running along Route 66 in the …