From the northwest:
Take Silverside road east toward the intersection of Silverside Road and Philadelphia Pike.  Turn right onto Philadelphia Pike.  Continue southwest on Philadelphia Pike for about ½ mile.  At the traffic light, turn left onto Cauffiel Parkway*.  The entrance to the site will immediately be on your left.

From the South:
From Bellefonte, take Philadelphia Pike northeast.  Turn right onto Cauffiel Parkway* which is across from the entrance to the Bellevue Corporate Center.  After turning right onto the Cauffiel Parkway, the entrance to the site will immediately be on your left.

From from Northeast:
From Claymont, take Philadelphia Pike southwest to the intersection of Silverside Road and Philadelphia Pike. Continue southwest on Philadelphia Pike for about ½ mile.  At the traffic light, turn left onto Cauffiel Parkway*. The entrance to the site will immediately be on your left.

* Cauffiel Parkway is incorrectly labeled as “Golden Acres Drive” on some internet mapping web sites.