From Virginia

Follow the Washington Beltway Interstate 495, take Virginia Route 193 (Georgetown Pike) east towards Langley; drive 2.3 miles and turn left onto Colonial Farm Road, just prior to junction with Route 123; follow signs to visitor parking lot.

From Washington, D.C.

Take the George Washington Memorial Parkway north to the exit for Route 123 toward McLean; drive almost 1 mile and turn right onto Route 193; make the first right onto Colonial Farm Road and follow signs to visitor parking lot.