#Transit headachesO-Train closing for maintenance next two Sundays_ (PHOTO: “Take the O” by Payton Chung. Used under a Creative Commons license.) _ _ (Via City of Ottawa) _ ** Ottawa ** – For the next two Sundays, August 14 and August 21, the O-Train service on the Trillium Line will be temporarily replaced by Route 107 bus service, to facilitate planned maintenance activities. ...