Toronto's Green Arteries: How the World's Largest Urban Ravine System Secretly Powers the City's Soul

TrueCity Tourism

Published on: 08/09/2025

Toronto hides the world's largest urban wilderness network in plain sight - 11,000 hectares of ravines threading through every neighborhood. Discover how these forgotten green arteries provide free mental health therapy, secret cycling highways, and wildlife sanctuaries that quietly power 3 million lives.