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Secret Sidewalk

Canyon Heights - Vallejo Mills

An abandoned 1920s aqueduct snakes through Niles Canyon, wrapped in graffiti and local legends like the White Witch hitchhiker. The eerie concrete trail offers an offbeat escape with canyon views.

Abandoned aqueduct trail
Graffiti-covered ruins
Eerie canyon hike
Local legend spot

Tips

🐍rattlesnakes spotted—watch the ground
đŸ‘„bring a buddy, feels sketchy solo
🚂follow train tracks to tunnel, rope on right

Secret Sidewalk

1430 Old Canyon Rd, Fremont, CA 94536, USA