From Cape Town, drive through Bloubergstrand and follow the West Coast Road (R27) past Melkbostrand and Koeberg until you reach the Atlantis /Mamre turn off. Turn right, drive past Atlantis and continue until you reach a T-junction. Turn left, following the sign that says Mamre/Darling. Drive past Mamre and continue until you reach Darling.
Should you choose not to turn right at the Atlantis/Mamre turnoff, you can continue along the coastal road (R27) until you see the Yzerfontein/Darling sign. Turn right and continue until you reach Darling.
From the N1, take the N7 past the Caltex Refinery to Malmesbury and then follow the R315 to Darling.