Where Is This Man-Made Cave?

Tell us the location of this Minnesota landmark for a chance to win

The entrance to a cave at Elys Peak.

photo by dan turner

Until about 20 years ago, this man-made cave was a tunnel for trains. Now the 520-foot rock passageway lives on as a favorite destination on one of Minnesota’s top hiking trails.

Recognize this spot? If so, fill out our form at mnmo.com/whereinmn to tell us where it is and share your connection to it. We’ll feature our favorite responses in an upcoming issue and send the winner a mnmo prize package.

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