Colorado road guide

Catalog route · Colorado

Silver Thread Scenic Byway (CO-149)

  • 116.65 mi catalog itinerary
  • Colorado

CO-149 traces the Silver Thread corridor through Colorado mountain country. Its long saved section suits a regional road trip; confirm current pass conditions and services before committing to the whole line.

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Read more in the Best Driving Roads in Colorado guide

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Exact catalog itinerary. White dot: start; orange dot: finish. Label-free satellite imagery: USGS The National Map. Loading a map sends tile requests to its provider; imagery is not live.