The course loops on the US 68 and adjacent sideroads parallel to it betw outskirts of Springfield + Xenia, passing twice thru Yellow Springs. Start/End in YSO/Bryan Ctr -Go NORTHBOUND =ride CCW. No urban road situation except the 68 but in a rural context: -Traffic volume + speed = Low-Mid level; -no more than most busy roads; -made safer because of ample wider berms ...that is the secret. Can use (as shown) Biketrail from Oldtown Reserve <> Clifton Rd. If ride CW [in reverse of this info] passes Young's Dairy near finish (mile 30)by byronik