Old Road to Nine Acre Corner
Commuter rail (the Fitchburg line) may be caught from North Station.
Get off of the train at the Concord stop, take a left onto Thoreau
Street on leaving the depot. Take a left at Route 62 (Main Street),
walk until the road forks into Old Road to Nine Acre Corner (ORNAC).
Take this left, cross Route 2, take first left into the parking lot.
Take Route 2 West to Concord. At the fourth traffic light (look for the
hospital "H" symbol), take a left onto Old Road to Nine Acre Corner
(ORNAC). Take the first left into the parking lot.