From points north of Rockville:
Travel south to exit 4A (Montrose Road east)
Continue on Montrose for about 1.5 miles
Turn right onto MD 355/Rockville Pike.
Turn right onto Security Lane.
From points south of Rockville:
Travel west to exit 34 (MD 355/Rockville Pike)
Continue north on MD 355/Rockville Pike.
Turn left on Security Lane.