From Boston and Southeast
Take Charles River Drive (28 West). Pass the Museum of Science on your left. Bear right at the fork and continue on Monsignor OBrien Highway (28 West), past the Lechmere T station on the left. At the 4th light (Shell station on right), make a U-turn. Go one block past Holiday Inn to #230 Monsignor O'Brien Highway.

From Somerville and Northwest
Take McGrath Highway (Somerville) to Monsignor O'Brien Highway (28 East, Cambridge). Go one block past Holiday Inn to #230 Monsignor O'Brien Highway.