- The Race is in 120 Days 13 Hours 17 Minutes Furnace Creek 508 is the world's most prestigious 500 mile bicycle race. It has been an adventureCORPS event held annually in October in Death Valley and the Mojave Desert since 1990, but it dates back to 1983 under the directorship of John Marino, founder of the Race Across America (RAAM). This 508 mile bicycle race ( Where the west is won! ) is ...www.the508.com