From Kingston West:

Take Bath Rd. or Princess St. east to Concession St. (by Kingston Shopping Centre).
Take Concession street to Division St.
Cross Division St., (the street name changes to Stephen St.)
Turn left on Montreal St. at the end of Stephen St.
Turn right on Rideau St. (the first traffic light)
Follow Rideau to the yellow flashing light overhead -- this is Cataraqui St.
Turn left and go to the end of the street. Come to the rear parking lot of the large, red, brick building.
Enter the main entrance off the rear parking lot.