Ironman Germany order to keep the athletes safe from ships and pollution. After the swimming portion is finished, athletes change into their cycling attire and begin the 180 kilometer ride, 8 kilometers south of Roth. The ride goes down to Greding, where they turn and finish back at Roth. After the cycling portion is finished, athletes change into their running attire and begin the 40 kilometer run to the finish. In 2001, the WTC ended its Ironman contract with Roth. The annual triathlon still goes on but it is no longer part of the Ironman series. Since 2005, the Ironman European Championship
Avenue of the Giants Marathon Avenue of the Giants Marathon is a qualifying event for the Boston Marathon. Avenue of the Giants Marathon The Avenue of the Giants Marathon is held annually in May along the Avenue of the Giants in Humboldt Redwoods State Park in Humboldt County, California, United States. The course, consisting of two out-and-back legs, is almost entirely under the canopy of redwood trees. Half marathon and 10K races are run concurrently. The event, one of four larger annual races organized by the Six Rivers Running Club, was first run in 1972. In 2011, more than 2300 runners participated. A sister event,