The Driftless 100 Ride Gravel Race (previously the Volga City 105) is a hilly road race through Clayton County; yes, this race is in Iowa. A short distance from the Minnesota border, you will find beautiful landscapes in one of Iowa’s best-kept secret places. If your bike knows-no-borders, and are ready to get some training miles in. this gravel race is on Saturday, April 29th. Here, you will find over 10,000 feet of climbing on the 100-mile race course.