From I-285: - Take Exit 24: Riverside Drive. - At The Traffic Circle, Exit Onto Riverside Drive. - At The Next Traffic Circle, Take The 1St Exit And Stay On Riverside Drive. - Turn Right Onto River Valley Road Nw. - Turn Left Onto Amberidge Trail Nw. From Ga-400: - Take Exit 5: Abernathy Road. - Continue Straight On Johnson Ferry Road. - Turn Left Onto River Valley Road Nw. - Turn Right Onto Amberidge Trail Nw.