Garrison Creek

A once-prominent Toronto creek that ran in a deep ravine to Lake Ontario near Fort York. - Status: Buried in an underground sewer by the late 19th and early 20th centuries - Surface clues: Curving streets, park chains, and unexpected changes in grade along the old valley - Historical note: Bridges once crossed the ravine; some remnants survive buried beneath later fill

Christie Pits Park to Fort York, Toronto, ON, Canada