I-90 East/MASS PIKE. Take EXIT 22 toward COPLEY SQ. Turn SLIGHT RIGHT onto MA-9 E/STUART ST. Turn SLIGHT LEFT onto DARTMOUTH ST. Turn RIGHT onto BOYLSTON ST. 545 BOYLSTON ST is on the LEFT. Parking is available for $7.00 at The Back Bay Garage: After 4 PM on Monday through Friday, and anytime Saturday and Sunday. The Back Bay Garage is located at 222 Berkeley Street & 500 Boylston Street, Boston, MA 02116. (However, the best entrance is on Clarendon St. -- on the left hand side, right after Talbots.)