Reddish Knob features 20 miles of hiking trails near Harrisonburg, VA.
From Harrisonburg, take 42 south to Dayton. From Dayton take 257 west, following 257 signs through Montezuma and Ottobine. At Ottobine, follow 257 south. After a few miles, 257 will turn left and take the name Briery Branch Road. After a few more miles, Briery Branch Road will make a left and a right shortly thereafter. When you hit the right fork to Hone Quarry, stay left on Briery Branch. A few more miles you will see a parking area on the left right below the Briery Reservoir dam. This is a popular parking area for the myraid of loops possible from here.
http://www.tripleblaze.com/trail.php?c=3&i=1779