"Worlds longest water tunnel" Top 5 Page for this destination Colorado Off The Beaten Path Tip by goingsolo

Colorado Off The Beaten Path: 130 reviews and 182 photos

by goingsolo

The world's longest water tunnel: the Roberts Tunnel, between Dillon Lake and South Platte Canyon, is 23 miles long and was the longest water tunnel and the time of its completion in 1963.

Review Helpfulness: 2.5 out of 5 stars

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  • Written Mar 6, 2003
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“"Our battered suitcases were piled on the sidewalk again; we had longer ways to go. But no matter, the road is life."”

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