➀ From Parking Lot F (21604 W. Temple Ave, Walnut, CA 91789), walk to the traffic light at the corner of Walnut Ave & Bonita Dr
➁ Cross Bonita Dr, then turn left and walk down Bonita Dr
➂ Using the crosswalk, cross the staff parking lot toward Bldg 67
➃ Walk through the courtyard to Bldg 66 - first floor