Follow signs from Logan to Callahan Tunnel/Boston. When in the Tunnel follow signs for Storrow Drive, Get into the right lane for then take the Storrow Drive (West) exit.

You'll know you're on Storrow Drive when you find a 50-year old highway. This exit will put you on the left in an old, short tunnel. Stay in the left lane and take the first exit to the left at the Government Center/Kendall Sq. exit.

Move to the right while exiting. Cross at the stop sign and continue under a bridge through the traffic light, then bear to the right of the CVS Pharmacy and onto Charles Street. The Charles Street Inn is located at 94 Charles Street; two blocks down, on the right, between Pinckney & Mount Vernon Streets.