Coast to Coast Gravel Grinder: Michigan’s Ultimate 204-Mile Gravel Challenge
Adventure racing and gravel grinding might seem like niche corners of the cycling world – but in Michigan, they represent something deeper: a spirit of challenge, exploration, and human connection with the land. At the helm of this movement is Mark VanTongeren – founder, owner, and race director of Michigan Adventure Racing. Since its inception, Michigan Adventure Racing has become a compass for riders and athletes seeking events that test not just speed, but endurance, strategy, and sheer grit. Mark’s vision blends diverse disciplines – from trail navigation and orienteering to long-distance gravel grinding – offering events that celebrate both athleticism and adventure. The Heart of Michigan Adventure Racing Michigan Adventure... Read More











