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The Dunderberg Spiral Railway and Cornell Mine Ruins


Parking lot by junction of Rt 9W and River Road, by sign for Vietnam Veterans Memorial Highway. 4 miles south of Bear Mountain Bridge .

, NY

41.316803 -73.991085

County: Rockland
Region: Lower Hudson


  • September 19, 2021, 10:00AM
  • September 19, 2021, 10:00AM


Event Type Walk/Hike Description Join David A. Steinberg, author, "Hiking the Road to Ruins" as we search out impressive remains of the never-completed Dunderberg Spiral Railway. Also on the agenda are the multiple Cornell Mine sites high up and an experiment in time travel. Expect to see filled-in and drilled-out rights-of-way, tunnels, mines, and commanding mountaintop views. This is a challenging hike, done at a leisurely pace, with lots of rewards for your hard work. Signed copies of the book will be available for purchase. Sponsoring Organization Hiking the Road to Ruins

Contact Information


Advance registration required.
Please RSVP at least 48 hours in advance.

Additional Information

Significant elevation changes, foot trails, woods roads, some bushwhacking, one monster descent (possibly avoided, decided on day of hike).

Event Duration (hours): 4
Lunch Break: Yes
Bring your own lunch.
Difficulty: Difficult
Not suitable for children under age 13.
Length (miles): 8+
Path: Returns to start
Boots Needed: Yes

Family Friendly
Barrier Free or Wheelchar accessible? No
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