Adam Opel AG is the parent company of General Motors UK Limited, better known as Vauxhall, and various other General Motors subsidiaries. During the 1970s and 1980s, Opel and Vauxhall ranges were rationalised into one consistent range across Europe.
Competitors during the 2014 Orlen Warsaw Marathon. The marathon is a long-distance running race with an official distance of 42.195 kilometres (26.219 miles, or 26 miles 385 yards), usually run as a road race. The event was instituted in commemoration of the fabled run of the Greek soldier Pheidippides, a messenger from the Battle of Marathon to Athens, who reported the victory.
For most runners, this distance will be 20-23 miles......the long run range that most experts consider to be optimum for marathon training. It's long enough to challenge and develop your body and to accustom you to the time you will be on the course in the race. I don't think longer runs are any more beneficial.