Turn left out of Foodland car park and then right onto Warren Rd. Follow through to the Bakery in Williamstown. Turn left and continue up to the Bridge across the reservoir. Turn around here and head back to Birdwood the same way you came. 50 kms.
The My Location button shown in the top right hand corner of this page is a multi-toggle button. The first click will show you your location (red circles) and the trail. The second click will track your location (green circles) and center map. A third click will return to the default map view.