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Boulder County

Needle's Eye Tunnel

Highlight • Structure

Needle's Eye Tunnel

Mountain biking

5.0

(2)

This Highlight is in a protected area

Please check local regulations for:

Roosevelt National Forest

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    October 18, 2023

    Mountain biking

    The Needle's Eye Tunnel was a short high altitude railroad tunnel on the Denver to Salt Lake Railway. It was closed in 1990 due to rock fall.

    September 23, 2019

    Mountain biking

    Gravel bike was fast and rad. But the baby heads would be better suited to a mountain bike

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    Nearby routes

    Best routes near Needle's Eye Tunnel

    18

    riders

    1. Rollins Pass Road

    44.2km

    04:26

    850m

    850m

    This difficult 27.5-mile mountain biking route on Rollins Pass Road offers high-alpine scenery and historical features in Colorado.

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    Hard

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    Elevation 3,420 m

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    Thursday 19 March

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    Max wind speed: 20.0 km/h

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    Location: Boulder County, Colorado, United States

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