coltertrace.org
/ map
~500
mi · probable
~5
months afoot
12
hero sites
26
HMdb markers
YELL · GRTE · Cody · Driggs · Three Forks
Sites
Fit route
About →
Auto route (highway tour)
Probable Colter route — high/med
Probable route — low confidence
Hero site
1808 / Indigenous chapter
Thermal / Colter's Hell
HMdb marker
Park boundaries loaded live from NPS Open Data. Probable-route geometry is the Clark-1814 reconstruction — not a verified track.
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Concept · Pre-launch